393504195455

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{1744991}}^1$

素因数の和:1745399

約数の個数: 32

約数和(自身を含む): 572915773440

約数和(自身を除く): 179411577985

約数列:

[1, 5, 7, 17, 35, 85, 119, 379, 595, 1895, 2653, 6443, 13265, 32215, 45101, 225505, 1744991, 8724955, 12214937, 29664847, 61074685, 148324235, 207653929, 661351589, 1038269645, 3306757945, 4629461123, 11242977013, 23147305615, 56214885065, 78700839091, 393504195455]

約数ペア:

[(1, 393504195455), (5, 78700839091), (7, 56214885065), (17, 23147305615), (35, 11242977013), (85, 4629461123), (119, 3306757945), (379, 1038269645), (595, 661351589), (1895, 207653929), (2653, 148324235), (6443, 61074685), (13265, 29664847), (32215, 12214937), (45101, 8724955), (225505, 1744991)]