74977995

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1\times {\mathrm{421}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 124452864

約数和(自身を除く): 49474869

約数列:

[1, 3, 5, 15, 31, 93, 155, 383, 421, 465, 1149, 1263, 1915, 2105, 5745, 6315, 11873, 13051, 35619, 39153, 59365, 65255, 161243, 178095, 195765, 483729, 806215, 2418645, 4998533, 14995599, 24992665, 74977995]

約数ペア:

[(1, 74977995), (3, 24992665), (5, 14995599), (15, 4998533), (31, 2418645), (93, 806215), (155, 483729), (383, 195765), (421, 178095), (465, 161243), (1149, 65255), (1263, 59365), (1915, 39153), (2105, 35619), (5745, 13051), (6315, 11873)]