2115905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 32

約数和(自身を含む): 3068928

約数和(自身を除く): 953023

約数列:

[1, 5, 11, 17, 31, 55, 73, 85, 155, 187, 341, 365, 527, 803, 935, 1241, 1705, 2263, 2635, 4015, 5797, 6205, 11315, 13651, 24893, 28985, 38471, 68255, 124465, 192355, 423181, 2115905]

約数ペア:

[(1, 2115905), (5, 423181), (11, 192355), (17, 124465), (31, 68255), (55, 38471), (73, 28985), (85, 24893), (155, 13651), (187, 11315), (341, 6205), (365, 5797), (527, 4015), (803, 2635), (935, 2263), (1241, 1705)]