78542915

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{659}}^1$

素因数の和:883

約数の個数: 24

約数和(自身を含む): 104282640

約数和(自身を除く): 25739725

約数列:

[1, 5, 11, 55, 121, 197, 605, 659, 985, 2167, 3295, 7249, 10835, 23837, 36245, 79739, 119185, 129823, 398695, 649115, 1428053, 7140265, 15708583, 78542915]

約数ペア:

[(1, 78542915), (5, 15708583), (11, 7140265), (55, 1428053), (121, 649115), (197, 398695), (605, 129823), (659, 119185), (985, 79739), (2167, 36245), (3295, 23837), (7249, 10835)]