1392177890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{44351}}^1$

素因数の和:44474

約数の個数: 32

約数和(自身を含む): 2599382016

約数和(自身を除く): 1207204126

約数列:

[1, 2, 5, 10, 43, 73, 86, 146, 215, 365, 430, 730, 3139, 6278, 15695, 31390, 44351, 88702, 221755, 443510, 1907093, 3237623, 3814186, 6475246, 9535465, 16188115, 19070930, 32376230, 139217789, 278435578, 696088945, 1392177890]

約数ペア:

[(1, 1392177890), (2, 696088945), (5, 278435578), (10, 139217789), (43, 32376230), (73, 19070930), (86, 16188115), (146, 9535465), (215, 6475246), (365, 3814186), (430, 3237623), (730, 1907093), (3139, 443510), (6278, 221755), (15695, 88702), (31390, 44351)]