128508555

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{29851}}^1$

素因数の和:29907

約数の個数: 32

約数和(自身を含む): 240726528

約数和(自身を除く): 112217973

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 29851, 89553, 149255, 208957, 447765, 626871, 1044785, 1223891, 3134355, 3671673, 6119455, 8567237, 18358365, 25701711, 42836185, 128508555]

約数ペア:

[(1, 128508555), (3, 42836185), (5, 25701711), (7, 18358365), (15, 8567237), (21, 6119455), (35, 3671673), (41, 3134355), (105, 1223891), (123, 1044785), (205, 626871), (287, 447765), (615, 208957), (861, 149255), (1435, 89553), (4305, 29851)]