25682979

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 40273920

約数和(自身を除く): 14590941

約数列:

[1, 3, 7, 21, 79, 113, 137, 237, 339, 411, 553, 791, 959, 1659, 2373, 2877, 8927, 10823, 15481, 26781, 32469, 46443, 62489, 75761, 108367, 187467, 227283, 325101, 1222999, 3668997, 8560993, 25682979]

約数ペア:

[(1, 25682979), (3, 8560993), (7, 3668997), (21, 1222999), (79, 325101), (113, 227283), (137, 187467), (237, 108367), (339, 75761), (411, 62489), (553, 46443), (791, 32469), (959, 26781), (1659, 15481), (2373, 10823), (2877, 8927)]