1191025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 1660608

約数和(自身を除く): 469583

約数列:

[1, 5, 11, 25, 55, 61, 71, 275, 305, 355, 671, 781, 1525, 1775, 3355, 3905, 4331, 16775, 19525, 21655, 47641, 108275, 238205, 1191025]

約数ペア:

[(1, 1191025), (5, 238205), (11, 108275), (25, 47641), (55, 21655), (61, 19525), (71, 16775), (275, 4331), (305, 3905), (355, 3355), (671, 1775), (781, 1525)]