427731304

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1791

約数の個数: 128

約数和(自身を含む): 1112186880

約数和(自身を除く): 684455576

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 31, 44, 52, 56, 62, 77, 88, 91, 104, 124, 143, 154, 182, 217, 248, 286, 308, 341, 364, 403, 434, 572, 616, 682, 728, 806, 868, 1001, 1144, 1364, 1612, 1723, 1736, 2002, 2387, 2728, 2821, 3224, 3446, 4004, 4433, 4774, 5642, 6892, 8008, 8866, 9548, 11284, 12061, 13784, 17732, 18953, 19096, 22399, 22568, 24122, 31031, 35464, 37906, 44798, 48244, 53413, 62062, 75812, 89596, 96488, 106826, 124124, 132671, 151624, 156793, 179192, 213652, 246389, 248248, 265342, 313586, 373891, 427304, 492778, 530684, 587543, 627172, 694369, 747782, 985556, 1061368, 1175086, 1254344, 1388738, 1495564, 1724723, 1971112, 2350172, 2777476, 2991128, 3449446, 4112801, 4700344, 4860583, 5554952, 6898892, 7638059, 8225602, 9721166, 13797784, 15276118, 16451204, 19442332, 30552236, 32902408, 38884664, 53466413, 61104472, 106932826, 213865652, 427731304]

約数ペア:

[(1, 427731304), (2, 213865652), (4, 106932826), (7, 61104472), (8, 53466413), (11, 38884664), (13, 32902408), (14, 30552236), (22, 19442332), (26, 16451204), (28, 15276118), (31, 13797784), (44, 9721166), (52, 8225602), (56, 7638059), (62, 6898892), (77, 5554952), (88, 4860583), (91, 4700344), (104, 4112801), (124, 3449446), (143, 2991128), (154, 2777476), (182, 2350172), (217, 1971112), (248, 1724723), (286, 1495564), (308, 1388738), (341, 1254344), (364, 1175086), (403, 1061368), (434, 985556), (572, 747782), (616, 694369), (682, 627172), (728, 587543), (806, 530684), (868, 492778), (1001, 427304), (1144, 373891), (1364, 313586), (1612, 265342), (1723, 248248), (1736, 246389), (2002, 213652), (2387, 179192), (2728, 156793), (2821, 151624), (3224, 132671), (3446, 124124), (4004, 106826), (4433, 96488), (4774, 89596), (5642, 75812), (6892, 62062), (8008, 53413), (8866, 48244), (9548, 44798), (11284, 37906), (12061, 35464), (13784, 31031), (17732, 24122), (18953, 22568), (19096, 22399)]