38738721

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{30241}}^1$

素因数の和:30312

約数の個数: 16

約数和(自身を含む): 60000128

約数和(自身を除く): 21261407

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 30241, 90723, 211687, 635061, 1844701, 5534103, 12912907, 38738721]

約数ペア:

[(1, 38738721), (3, 12912907), (7, 5534103), (21, 1844701), (61, 635061), (183, 211687), (427, 90723), (1281, 30241)]