13292805

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 22391424

約数和(自身を除く): 9098619

約数列:

[1, 3, 5, 15, 37, 43, 111, 129, 185, 215, 555, 557, 645, 1591, 1671, 2785, 4773, 7955, 8355, 20609, 23865, 23951, 61827, 71853, 103045, 119755, 309135, 359265, 886187, 2658561, 4430935, 13292805]

約数ペア:

[(1, 13292805), (3, 4430935), (5, 2658561), (15, 886187), (37, 359265), (43, 309135), (111, 119755), (129, 103045), (185, 71853), (215, 61827), (555, 23951), (557, 23865), (645, 20609), (1591, 8355), (1671, 7955), (2785, 4773)]