12853990

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 23950080

約数和(自身を除く): 11096090

約数列:

[1, 2, 5, 10, 43, 86, 167, 179, 215, 334, 358, 430, 835, 895, 1670, 1790, 7181, 7697, 14362, 15394, 29893, 35905, 38485, 59786, 71810, 76970, 149465, 298930, 1285399, 2570798, 6426995, 12853990]

約数ペア:

[(1, 12853990), (2, 6426995), (5, 2570798), (10, 1285399), (43, 298930), (86, 149465), (167, 76970), (179, 71810), (215, 59786), (334, 38485), (358, 35905), (430, 29893), (835, 15394), (895, 14362), (1670, 7697), (1790, 7181)]