68670405

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 124590960

約数和(自身を除く): 55920555

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 101, 145, 261, 303, 435, 505, 521, 909, 1305, 1515, 1563, 2605, 2929, 4545, 4689, 7815, 8787, 14645, 15109, 23445, 26361, 43935, 45327, 52621, 75545, 131805, 135981, 157863, 226635, 263105, 473589, 679905, 789315, 1526009, 2367945, 4578027, 7630045, 13734081, 22890135, 68670405]

約数ペア:

[(1, 68670405), (3, 22890135), (5, 13734081), (9, 7630045), (15, 4578027), (29, 2367945), (45, 1526009), (87, 789315), (101, 679905), (145, 473589), (261, 263105), (303, 226635), (435, 157863), (505, 135981), (521, 131805), (909, 75545), (1305, 52621), (1515, 45327), (1563, 43935), (2605, 26361), (2929, 23445), (4545, 15109), (4689, 14645), (7815, 8787)]