1387690881

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{41201}}^1$

素因数の和:41416

約数の個数: 16

約数和(自身を含む): 1885403520

約数和(自身を除く): 497712639

約数列:

[1, 3, 103, 109, 309, 327, 11227, 33681, 41201, 123603, 4243703, 4490909, 12731109, 13472727, 462563627, 1387690881]

約数ペア:

[(1, 1387690881), (3, 462563627), (103, 13472727), (109, 12731109), (309, 4490909), (327, 4243703), (11227, 123603), (33681, 41201)]