28713828

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{577}}^1$

素因数の和:637

約数の個数: 96

約数和(自身を含む): 81567360

約数和(自身を除く): 52853532

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 29, 33, 39, 44, 52, 58, 66, 78, 87, 116, 132, 143, 156, 174, 286, 319, 348, 377, 429, 572, 577, 638, 754, 858, 957, 1131, 1154, 1276, 1508, 1716, 1731, 1914, 2262, 2308, 3462, 3828, 4147, 4524, 6347, 6924, 7501, 8294, 12441, 12694, 15002, 16588, 16733, 19041, 22503, 24882, 25388, 30004, 33466, 38082, 45006, 49764, 50199, 66932, 76164, 82511, 90012, 100398, 165022, 184063, 200796, 217529, 247533, 330044, 368126, 435058, 495066, 552189, 652587, 736252, 870116, 990132, 1104378, 1305174, 2208756, 2392819, 2610348, 4785638, 7178457, 9571276, 14356914, 28713828]

約数ペア:

[(1, 28713828), (2, 14356914), (3, 9571276), (4, 7178457), (6, 4785638), (11, 2610348), (12, 2392819), (13, 2208756), (22, 1305174), (26, 1104378), (29, 990132), (33, 870116), (39, 736252), (44, 652587), (52, 552189), (58, 495066), (66, 435058), (78, 368126), (87, 330044), (116, 247533), (132, 217529), (143, 200796), (156, 184063), (174, 165022), (286, 100398), (319, 90012), (348, 82511), (377, 76164), (429, 66932), (572, 50199), (577, 49764), (638, 45006), (754, 38082), (858, 33466), (957, 30004), (1131, 25388), (1154, 24882), (1276, 22503), (1508, 19041), (1716, 16733), (1731, 16588), (1914, 15002), (2262, 12694), (2308, 12441), (3462, 8294), (3828, 7501), (4147, 6924), (4524, 6347)]