217874082915

素因数分解:

$3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{26749427}}^1$

素因数の和:26749619

約数の個数: 24

約数和(自身を含む): 379734879888

約数和(自身を除く): 161860796973

約数列:

[1, 3, 5, 9, 15, 45, 181, 543, 905, 1629, 2715, 8145, 26749427, 80248281, 133747135, 240744843, 401241405, 1203724215, 4841646287, 14524938861, 24208231435, 43574816583, 72624694305, 217874082915]

約数ペア:

[(1, 217874082915), (3, 72624694305), (5, 43574816583), (9, 24208231435), (15, 14524938861), (45, 4841646287), (181, 1203724215), (543, 401241405), (905, 240744843), (1629, 133747135), (2715, 80248281), (8145, 26749427)]