30891699

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{13151}}^1$

素因数の和:13192

約数の個数: 20

約数和(自身を含む): 47741760

約数和(自身を除く): 16850061

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 783, 2349, 13151, 39453, 118359, 355077, 381379, 1065231, 1144137, 3432411, 10297233, 30891699]

約数ペア:

[(1, 30891699), (3, 10297233), (9, 3432411), (27, 1144137), (29, 1065231), (81, 381379), (87, 355077), (261, 118359), (783, 39453), (2349, 13151)]