31071690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26557}}^1$

素因数の和:26583

約数の個数: 48

約数和(自身を含む): 87004008

約数和(自身を除く): 55932318

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 26557, 53114, 79671, 132785, 159342, 239013, 265570, 345241, 398355, 478026, 690482, 796710, 1035723, 1195065, 1726205, 2071446, 2390130, 3107169, 3452410, 5178615, 6214338, 10357230, 15535845, 31071690]

約数ペア:

[(1, 31071690), (2, 15535845), (3, 10357230), (5, 6214338), (6, 5178615), (9, 3452410), (10, 3107169), (13, 2390130), (15, 2071446), (18, 1726205), (26, 1195065), (30, 1035723), (39, 796710), (45, 690482), (65, 478026), (78, 398355), (90, 345241), (117, 265570), (130, 239013), (195, 159342), (234, 132785), (390, 79671), (585, 53114), (1170, 26557)]