153940885

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{2677}}^1$

素因数の和:2773

約数の個数: 32

約数和(自身を含む): 222124032

約数和(自身を除く): 68183147

約数列:

[1, 5, 7, 31, 35, 53, 155, 217, 265, 371, 1085, 1643, 1855, 2677, 8215, 11501, 13385, 18739, 57505, 82987, 93695, 141881, 414935, 580909, 709405, 993167, 2904545, 4398311, 4965835, 21991555, 30788177, 153940885]

約数ペア:

[(1, 153940885), (5, 30788177), (7, 21991555), (31, 4965835), (35, 4398311), (53, 2904545), (155, 993167), (217, 709405), (265, 580909), (371, 414935), (1085, 141881), (1643, 93695), (1855, 82987), (2677, 57505), (8215, 18739), (11501, 13385)]