74008921

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1\times {\mathrm{491}}^1$

素因数の和:912

約数の個数: 16

約数和(自身を含む): 86387328

約数和(自身を除く): 12378407

約数列:

[1, 7, 61, 353, 427, 491, 2471, 3437, 21533, 29951, 150731, 173323, 209657, 1213261, 10572703, 74008921]

約数ペア:

[(1, 74008921), (7, 10572703), (61, 1213261), (353, 209657), (427, 173323), (491, 150731), (2471, 29951), (3437, 21533)]