72561993

素因数分解:

$3^1\times 7^3\times {\mathrm{151}}^1\times {\mathrm{467}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 113817600

約数和(自身を除く): 41255607

約数列:

[1, 3, 7, 21, 49, 147, 151, 343, 453, 467, 1029, 1057, 1401, 3171, 3269, 7399, 9807, 22197, 22883, 51793, 68649, 70517, 155379, 160181, 211551, 480543, 493619, 1480857, 3455333, 10365999, 24187331, 72561993]

約数ペア:

[(1, 72561993), (3, 24187331), (7, 10365999), (21, 3455333), (49, 1480857), (147, 493619), (151, 480543), (343, 211551), (453, 160181), (467, 155379), (1029, 70517), (1057, 68649), (1401, 51793), (3171, 22883), (3269, 22197), (7399, 9807)]