631755

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 1113840

約数和(自身を除く): 482085

約数列:

[1, 3, 5, 9, 15, 45, 101, 139, 303, 417, 505, 695, 909, 1251, 1515, 2085, 4545, 6255, 14039, 42117, 70195, 126351, 210585, 631755]

約数ペア:

[(1, 631755), (3, 210585), (5, 126351), (9, 70195), (15, 42117), (45, 14039), (101, 6255), (139, 4545), (303, 2085), (417, 1515), (505, 1251), (695, 909)]