89971427

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 116014080

約数和(自身を除く): 26042653

約数列:

[1, 7, 13, 29, 91, 103, 203, 331, 377, 721, 1339, 2317, 2639, 2987, 4303, 9373, 9599, 20909, 30121, 34093, 38831, 67193, 124787, 238651, 271817, 443209, 873509, 988697, 3102463, 6920879, 12853061, 89971427]

約数ペア:

[(1, 89971427), (7, 12853061), (13, 6920879), (29, 3102463), (91, 988697), (103, 873509), (203, 443209), (331, 271817), (377, 238651), (721, 124787), (1339, 67193), (2317, 38831), (2639, 34093), (2987, 30121), (4303, 20909), (9373, 9599)]