31208130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2647}}^1$

素因数の和:2791

約数の個数: 48

約数和(自身を含む): 81791424

約数和(自身を除く): 50583294

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 786, 1179, 1310, 1965, 2358, 2647, 3930, 5294, 5895, 7941, 11790, 13235, 15882, 23823, 26470, 39705, 47646, 79410, 119115, 238230, 346757, 693514, 1040271, 1733785, 2080542, 3120813, 3467570, 5201355, 6241626, 10402710, 15604065, 31208130]

約数ペア:

[(1, 31208130), (2, 15604065), (3, 10402710), (5, 6241626), (6, 5201355), (9, 3467570), (10, 3120813), (15, 2080542), (18, 1733785), (30, 1040271), (45, 693514), (90, 346757), (131, 238230), (262, 119115), (393, 79410), (655, 47646), (786, 39705), (1179, 26470), (1310, 23823), (1965, 15882), (2358, 13235), (2647, 11790), (3930, 7941), (5294, 5895)]