68177415

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1721}}^1$

素因数の和:1887

約数の個数: 32

約数和(自身を含む): 115718400

約数和(自身を除く): 47540985

約数列:

[1, 3, 5, 15, 19, 57, 95, 139, 285, 417, 695, 1721, 2085, 2641, 5163, 7923, 8605, 13205, 25815, 32699, 39615, 98097, 163495, 239219, 490485, 717657, 1196095, 3588285, 4545161, 13635483, 22725805, 68177415]

約数ペア:

[(1, 68177415), (3, 22725805), (5, 13635483), (15, 4545161), (19, 3588285), (57, 1196095), (95, 717657), (139, 490485), (285, 239219), (417, 163495), (695, 98097), (1721, 39615), (2085, 32699), (2641, 25815), (5163, 13205), (7923, 8605)]