71218964

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{4111}}^1$

素因数の和:4247

約数の個数: 24

約数和(自身を含む): 128491776

約数和(自身を除く): 57272812

約数列:

[1, 2, 4, 61, 71, 122, 142, 244, 284, 4111, 4331, 8222, 8662, 16444, 17324, 250771, 291881, 501542, 583762, 1003084, 1167524, 17804741, 35609482, 71218964]

約数ペア:

[(1, 71218964), (2, 35609482), (4, 17804741), (61, 1167524), (71, 1003084), (122, 583762), (142, 501542), (244, 291881), (284, 250771), (4111, 17324), (4331, 16444), (8222, 8662)]