13557830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:549

約数の個数: 64

約数和(自身を含む): 30240000

約数和(自身を除く): 16682170

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 286, 418, 494, 499, 715, 998, 1045, 1235, 1430, 2090, 2470, 2495, 2717, 4990, 5434, 5489, 6487, 9481, 10978, 12974, 13585, 18962, 27170, 27445, 32435, 47405, 54890, 64870, 71357, 94810, 104291, 123253, 142714, 208582, 246506, 356785, 521455, 616265, 713570, 1042910, 1232530, 1355783, 2711566, 6778915, 13557830]

約数ペア:

[(1, 13557830), (2, 6778915), (5, 2711566), (10, 1355783), (11, 1232530), (13, 1042910), (19, 713570), (22, 616265), (26, 521455), (38, 356785), (55, 246506), (65, 208582), (95, 142714), (110, 123253), (130, 104291), (143, 94810), (190, 71357), (209, 64870), (247, 54890), (286, 47405), (418, 32435), (494, 27445), (499, 27170), (715, 18962), (998, 13585), (1045, 12974), (1235, 10978), (1430, 9481), (2090, 6487), (2470, 5489), (2495, 5434), (2717, 4990)]