655418764

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:716

約数の個数: 144

約数和(自身を含む): 1621638144

約数和(自身を除く): 966219380

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 23, 26, 28, 44, 46, 52, 77, 91, 92, 121, 143, 154, 161, 182, 242, 253, 286, 299, 308, 322, 364, 484, 506, 572, 598, 644, 647, 847, 1001, 1012, 1196, 1294, 1573, 1694, 1771, 2002, 2093, 2588, 2783, 3146, 3289, 3388, 3542, 4004, 4186, 4529, 5566, 6292, 6578, 7084, 7117, 8372, 8411, 9058, 11011, 11132, 13156, 14234, 14881, 16822, 18116, 19481, 22022, 23023, 28468, 29762, 33644, 36179, 38962, 44044, 46046, 49819, 58877, 59524, 72358, 77924, 78287, 92092, 92521, 99638, 104167, 117754, 144716, 156574, 163691, 185042, 193453, 199276, 208334, 235508, 253253, 313148, 327382, 370084, 386906, 416668, 506506, 548009, 647647, 654764, 773812, 1013012, 1017731, 1096018, 1145837, 1295294, 1354171, 1800601, 2035462, 2127983, 2192036, 2291674, 2590588, 2708342, 3601202, 4070924, 4255966, 4583348, 5416684, 7124117, 7202404, 8511932, 12604207, 14248234, 14895881, 23407813, 25208414, 28496468, 29791762, 46815626, 50416828, 59583524, 93631252, 163854691, 327709382, 655418764]

約数ペア:

[(1, 655418764), (2, 327709382), (4, 163854691), (7, 93631252), (11, 59583524), (13, 50416828), (14, 46815626), (22, 29791762), (23, 28496468), (26, 25208414), (28, 23407813), (44, 14895881), (46, 14248234), (52, 12604207), (77, 8511932), (91, 7202404), (92, 7124117), (121, 5416684), (143, 4583348), (154, 4255966), (161, 4070924), (182, 3601202), (242, 2708342), (253, 2590588), (286, 2291674), (299, 2192036), (308, 2127983), (322, 2035462), (364, 1800601), (484, 1354171), (506, 1295294), (572, 1145837), (598, 1096018), (644, 1017731), (647, 1013012), (847, 773812), (1001, 654764), (1012, 647647), (1196, 548009), (1294, 506506), (1573, 416668), (1694, 386906), (1771, 370084), (2002, 327382), (2093, 313148), (2588, 253253), (2783, 235508), (3146, 208334), (3289, 199276), (3388, 193453), (3542, 185042), (4004, 163691), (4186, 156574), (4529, 144716), (5566, 117754), (6292, 104167), (6578, 99638), (7084, 92521), (7117, 92092), (8372, 78287), (8411, 77924), (9058, 72358), (11011, 59524), (11132, 58877), (13156, 49819), (14234, 46046), (14881, 44044), (16822, 38962), (18116, 36179), (19481, 33644), (22022, 29762), (23023, 28468)]