247243710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{168193}}^1$

素因数の和:168217

約数の個数: 48

約数和(自身を含む): 690268176

約数和(自身を除く): 443024466

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 168193, 336386, 504579, 840965, 1009158, 1177351, 1681930, 2354702, 2522895, 3532053, 5045790, 5886755, 7064106, 8241457, 11773510, 16482914, 17660265, 24724371, 35320530, 41207285, 49448742, 82414570, 123621855, 247243710]

約数ペア:

[(1, 247243710), (2, 123621855), (3, 82414570), (5, 49448742), (6, 41207285), (7, 35320530), (10, 24724371), (14, 17660265), (15, 16482914), (21, 11773510), (30, 8241457), (35, 7064106), (42, 5886755), (49, 5045790), (70, 3532053), (98, 2522895), (105, 2354702), (147, 1681930), (210, 1177351), (245, 1009158), (294, 840965), (490, 504579), (735, 336386), (1470, 168193)]