66981887

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{5573}}^1$

素因数の和:5698

約数の個数: 16

約数和(自身を含む): 81870912

約数和(自身を除く): 14889025

約数列:

[1, 7, 17, 101, 119, 707, 1717, 5573, 12019, 39011, 94741, 562873, 663187, 3940111, 9568841, 66981887]

約数ペア:

[(1, 66981887), (7, 9568841), (17, 3940111), (101, 663187), (119, 562873), (707, 94741), (1717, 39011), (5573, 12019)]