391031641

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{3457}}^1$

素因数の和:3601

約数の個数: 32

約数和(自身を含む): 529820928

約数和(自身を除く): 138789287

約数列:

[1, 7, 11, 13, 77, 91, 113, 143, 791, 1001, 1243, 1469, 3457, 8701, 10283, 16159, 24199, 38027, 44941, 113113, 266189, 314587, 390641, 494351, 2734487, 3460457, 4297051, 5078333, 30079357, 35548331, 55861663, 391031641]

約数ペア:

[(1, 391031641), (7, 55861663), (11, 35548331), (13, 30079357), (77, 5078333), (91, 4297051), (113, 3460457), (143, 2734487), (791, 494351), (1001, 390641), (1243, 314587), (1469, 266189), (3457, 113113), (8701, 44941), (10283, 38027), (16159, 24199)]