68376987

素因数分解:

$3^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1093}}^1$

素因数の和:1440

約数の個数: 32

約数和(自身を含む): 116226560

約数和(自身を除く): 47849573

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 331, 993, 1093, 2317, 2979, 3279, 6951, 7651, 8937, 9837, 20853, 22953, 29511, 62559, 68859, 206577, 361783, 1085349, 2532481, 3256047, 7597443, 9768141, 22792329, 68376987]

約数ペア:

[(1, 68376987), (3, 22792329), (7, 9768141), (9, 7597443), (21, 3256047), (27, 2532481), (63, 1085349), (189, 361783), (331, 206577), (993, 68859), (1093, 62559), (2317, 29511), (2979, 22953), (3279, 20853), (6951, 9837), (7651, 8937)]