29897919

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1061}}^1$

素因数の和:1199

約数の個数: 24

約数和(自身を含む): 45062784

約数和(自身を除く): 15164865

約数列:

[1, 3, 9, 31, 93, 101, 279, 303, 909, 1061, 3131, 3183, 9393, 9549, 28179, 32891, 98673, 107161, 296019, 321483, 964449, 3321991, 9965973, 29897919]

約数ペア:

[(1, 29897919), (3, 9965973), (9, 3321991), (31, 964449), (93, 321483), (101, 296019), (279, 107161), (303, 98673), (909, 32891), (1061, 28179), (3131, 9549), (3183, 9393)]