28913397318

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{607}}^1\times {\mathrm{811}}^1$

素因数の和:1690

約数の個数: 96

約数和(自身を含む): 67928620032

約数和(自身を除く): 39015222714

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 251, 502, 607, 753, 811, 1214, 1506, 1622, 1821, 2259, 2433, 3263, 3642, 4518, 4866, 5463, 6526, 7299, 7891, 9789, 10543, 10926, 14598, 15782, 19578, 21086, 23673, 29367, 31629, 47346, 58734, 63258, 71019, 94887, 142038, 152357, 189774, 203561, 304714, 407122, 457071, 492277, 610683, 914142, 984554, 1221366, 1371213, 1476831, 1832049, 1980641, 2646293, 2742426, 2953662, 3664098, 3961282, 4430493, 5292586, 5941923, 6399601, 7938879, 8860986, 11883846, 12799202, 15877758, 17825769, 19198803, 23816637, 35651538, 38397606, 47633274, 57596409, 115192818, 123561527, 247123054, 370684581, 741369162, 1112053743, 1606299851, 2224107486, 3212599702, 4818899553, 9637799106, 14456698659, 28913397318]

約数ペア:

[(1, 28913397318), (2, 14456698659), (3, 9637799106), (6, 4818899553), (9, 3212599702), (13, 2224107486), (18, 1606299851), (26, 1112053743), (39, 741369162), (78, 370684581), (117, 247123054), (234, 123561527), (251, 115192818), (502, 57596409), (607, 47633274), (753, 38397606), (811, 35651538), (1214, 23816637), (1506, 19198803), (1622, 17825769), (1821, 15877758), (2259, 12799202), (2433, 11883846), (3263, 8860986), (3642, 7938879), (4518, 6399601), (4866, 5941923), (5463, 5292586), (6526, 4430493), (7299, 3961282), (7891, 3664098), (9789, 2953662), (10543, 2742426), (10926, 2646293), (14598, 1980641), (15782, 1832049), (19578, 1476831), (21086, 1371213), (23673, 1221366), (29367, 984554), (31629, 914142), (47346, 610683), (58734, 492277), (63258, 457071), (71019, 407122), (94887, 304714), (142038, 203561), (152357, 189774)]