155403451

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2351}}^1$

素因数の和:2455

約数の個数: 24

約数和(自身を含む): 193052160

約数和(自身を除く): 37648709

約数列:

[1, 7, 19, 49, 71, 133, 497, 931, 1349, 2351, 3479, 9443, 16457, 44669, 66101, 115199, 166921, 312683, 1168447, 2188781, 3171499, 8179129, 22200493, 155403451]

約数ペア:

[(1, 155403451), (7, 22200493), (19, 8179129), (49, 3171499), (71, 2188781), (133, 1168447), (497, 312683), (931, 166921), (1349, 115199), (2351, 66101), (3479, 44669), (9443, 16457)]