72353421

素因数分解:

$3^2\times 7^1\times {\mathrm{373}}^1\times {\mathrm{3079}}^1$

素因数の和:3465

約数の個数: 24

約数和(自身を含む): 119799680

約数和(自身を除く): 47446259

約数列:

[1, 3, 7, 9, 21, 63, 373, 1119, 2611, 3079, 3357, 7833, 9237, 21553, 23499, 27711, 64659, 193977, 1148467, 3445401, 8039269, 10336203, 24117807, 72353421]

約数ペア:

[(1, 72353421), (3, 24117807), (7, 10336203), (9, 8039269), (21, 3445401), (63, 1148467), (373, 193977), (1119, 64659), (2611, 27711), (3079, 23499), (3357, 21553), (7833, 9237)]