57721713

素因数分解:

$3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 89886720

約数和(自身を除く): 32165007

約数列:

[1, 3, 7, 21, 109, 151, 167, 327, 453, 501, 763, 1057, 1169, 2289, 3171, 3507, 16459, 18203, 25217, 49377, 54609, 75651, 115213, 127421, 176519, 345639, 382263, 529557, 2748653, 8245959, 19240571, 57721713]

約数ペア:

[(1, 57721713), (3, 19240571), (7, 8245959), (21, 2748653), (109, 529557), (151, 382263), (167, 345639), (327, 176519), (453, 127421), (501, 115213), (763, 75651), (1057, 54609), (1169, 49377), (2289, 25217), (3171, 18203), (3507, 16459)]