678741286255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{1193}}^1\times {\mathrm{66271}}^1$

素因数の和:67587

約数の個数: 32

約数和(自身を含む): 871682508288

約数和(自身を除く): 192941222033

約数列:

[1, 5, 17, 85, 101, 505, 1193, 1717, 5965, 8585, 20281, 66271, 101405, 120493, 331355, 602465, 1126607, 2048381, 5633035, 6693371, 10241905, 33466855, 79061303, 113787307, 395306515, 568936535, 1344042151, 6720210755, 7985191603, 39925958015, 135748257251, 678741286255]

約数ペア:

[(1, 678741286255), (5, 135748257251), (17, 39925958015), (85, 7985191603), (101, 6720210755), (505, 1344042151), (1193, 568936535), (1717, 395306515), (5965, 113787307), (8585, 79061303), (20281, 33466855), (66271, 10241905), (101405, 6693371), (120493, 5633035), (331355, 2048381), (602465, 1126607)]