31688271

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{383}}^1$

素因数の和:735

約数の個数: 24

約数和(自身を含む): 47623680

約数和(自身を除く): 15935409

約数列:

[1, 3, 9, 29, 87, 261, 317, 383, 951, 1149, 2853, 3447, 9193, 11107, 27579, 33321, 82737, 99963, 121411, 364233, 1092699, 3520919, 10562757, 31688271]

約数ペア:

[(1, 31688271), (3, 10562757), (9, 3520919), (29, 1092699), (87, 364233), (261, 121411), (317, 99963), (383, 82737), (951, 33321), (1149, 27579), (2853, 11107), (3447, 9193)]