3964443

素因数分解:

$3^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{181}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 6224400

約数和(自身を除く): 2259957

約数列:

[1, 3, 7, 21, 49, 147, 149, 181, 447, 543, 1043, 1267, 3129, 3801, 7301, 8869, 21903, 26607, 26969, 80907, 188783, 566349, 1321481, 3964443]

約数ペア:

[(1, 3964443), (3, 1321481), (7, 566349), (21, 188783), (49, 80907), (147, 26969), (149, 26607), (181, 21903), (447, 8869), (543, 7301), (1043, 3801), (1267, 3129)]