16632721

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 19699200

約数和(自身を除く): 3066479

約数列:

[1, 7, 37, 149, 259, 431, 1043, 3017, 5513, 15947, 38591, 64219, 111629, 449533, 2376103, 16632721]

約数ペア:

[(1, 16632721), (7, 2376103), (37, 449533), (149, 111629), (259, 64219), (431, 38591), (1043, 15947), (3017, 5513)]