123519812

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{15731}}^1$

素因数の和:15899

約数の個数: 24

約数和(自身を含む): 234343872

約数和(自身を除く): 110824060

約数列:

[1, 2, 4, 13, 26, 52, 151, 302, 604, 1963, 3926, 7852, 15731, 31462, 62924, 204503, 409006, 818012, 2375381, 4750762, 9501524, 30879953, 61759906, 123519812]

約数ペア:

[(1, 123519812), (2, 61759906), (4, 30879953), (13, 9501524), (26, 4750762), (52, 2375381), (151, 818012), (302, 409006), (604, 204503), (1963, 62924), (3926, 31462), (7852, 15731)]