138751585

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 209139840

約数和(自身を除く): 70388255

約数列:

[1, 5, 7, 19, 35, 41, 49, 95, 133, 205, 245, 287, 665, 727, 779, 931, 1435, 2009, 3635, 3895, 4655, 5089, 5453, 10045, 13813, 25445, 27265, 29807, 35623, 38171, 69065, 96691, 149035, 178115, 190855, 208649, 483455, 566333, 676837, 1043245, 1460543, 2831665, 3384185, 3964331, 7302715, 19821655, 27750317, 138751585]

約数ペア:

[(1, 138751585), (5, 27750317), (7, 19821655), (19, 7302715), (35, 3964331), (41, 3384185), (49, 2831665), (95, 1460543), (133, 1043245), (205, 676837), (245, 566333), (287, 483455), (665, 208649), (727, 190855), (779, 178115), (931, 149035), (1435, 96691), (2009, 69065), (3635, 38171), (3895, 35623), (4655, 29807), (5089, 27265), (5453, 25445), (10045, 13813)]