13101275

素因数分解:

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

素因数の和:164

約数の個数: 36

約数和(自身を含む): 18405072

約数和(自身を除く): 5303797

約数列:

[1, 5, 11, 25, 55, 61, 71, 121, 275, 305, 355, 605, 671, 781, 1525, 1775, 3025, 3355, 3905, 4331, 7381, 8591, 16775, 19525, 21655, 36905, 42955, 47641, 108275, 184525, 214775, 238205, 524051, 1191025, 2620255, 13101275]

約数ペア:

[(1, 13101275), (5, 2620255), (11, 1191025), (25, 524051), (55, 238205), (61, 214775), (71, 184525), (121, 108275), (275, 47641), (305, 42955), (355, 36905), (605, 21655), (671, 19525), (781, 16775), (1525, 8591), (1775, 7381), (3025, 4331), (3355, 3905)]