289778710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{953}}^1\times {\mathrm{2339}}^1$

素因数の和:3312

約数の個数: 32

約数和(自身を含む): 562554720

約数和(自身を除く): 272776010

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 953, 1906, 2339, 4678, 4765, 9530, 11695, 12389, 23390, 24778, 30407, 60814, 61945, 123890, 152035, 304070, 2229067, 4458134, 11145335, 22290670, 28977871, 57955742, 144889355, 289778710]

約数ペア:

[(1, 289778710), (2, 144889355), (5, 57955742), (10, 28977871), (13, 22290670), (26, 11145335), (65, 4458134), (130, 2229067), (953, 304070), (1906, 152035), (2339, 123890), (4678, 61945), (4765, 60814), (9530, 30407), (11695, 24778), (12389, 23390)]