12831830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 64

約数和(自身を含む): 26873856

約数和(自身を除く): 14042026

約数列:

[1, 2, 5, 10, 11, 22, 31, 53, 55, 62, 71, 106, 110, 142, 155, 265, 310, 341, 355, 530, 583, 682, 710, 781, 1166, 1562, 1643, 1705, 2201, 2915, 3286, 3410, 3763, 3905, 4402, 5830, 7526, 7810, 8215, 11005, 16430, 18073, 18815, 22010, 24211, 36146, 37630, 41393, 48422, 82786, 90365, 116653, 121055, 180730, 206965, 233306, 242110, 413930, 583265, 1166530, 1283183, 2566366, 6415915, 12831830]

約数ペア:

[(1, 12831830), (2, 6415915), (5, 2566366), (10, 1283183), (11, 1166530), (22, 583265), (31, 413930), (53, 242110), (55, 233306), (62, 206965), (71, 180730), (106, 121055), (110, 116653), (142, 90365), (155, 82786), (265, 48422), (310, 41393), (341, 37630), (355, 36146), (530, 24211), (583, 22010), (682, 18815), (710, 18073), (781, 16430), (1166, 11005), (1562, 8215), (1643, 7810), (1705, 7526), (2201, 5830), (2915, 4402), (3286, 3905), (3410, 3763)]