1888891615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{229}}^1\times {\mathrm{1123}}^1$

素因数の和:1483

約数の個数: 32

約数和(自身を含む): 2475587520

約数和(自身を除く): 586695905

約数列:

[1, 5, 13, 65, 113, 229, 565, 1123, 1145, 1469, 2977, 5615, 7345, 14599, 14885, 25877, 72995, 126899, 129385, 257167, 336401, 634495, 1285835, 1649687, 1682005, 3343171, 8248435, 16715855, 29059871, 145299355, 377778323, 1888891615]

約数ペア:

[(1, 1888891615), (5, 377778323), (13, 145299355), (65, 29059871), (113, 16715855), (229, 8248435), (565, 3343171), (1123, 1682005), (1145, 1649687), (1469, 1285835), (2977, 634495), (5615, 336401), (7345, 257167), (14599, 129385), (14885, 126899), (25877, 72995)]