153856815

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{353}}^1\times {\mathrm{593}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 287657568

約数和(自身を除く): 133800753

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 353, 593, 735, 1059, 1765, 1779, 2471, 2965, 4151, 5295, 7413, 8895, 12355, 12453, 17297, 20755, 29057, 37065, 51891, 62265, 86485, 87171, 145285, 209329, 259455, 435855, 627987, 1046645, 1465303, 3139935, 4395909, 7326515, 10257121, 21979545, 30771363, 51285605, 153856815]

約数ペア:

[(1, 153856815), (3, 51285605), (5, 30771363), (7, 21979545), (15, 10257121), (21, 7326515), (35, 4395909), (49, 3139935), (105, 1465303), (147, 1046645), (245, 627987), (353, 435855), (593, 259455), (735, 209329), (1059, 145285), (1765, 87171), (1779, 86485), (2471, 62265), (2965, 51891), (4151, 37065), (5295, 29057), (7413, 20755), (8895, 17297), (12355, 12453)]