77991249

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{887}}^1$

素因数の和:1029

約数の個数: 32

約数和(自身を含む): 122757120

約数和(自身を除く): 44765871

約数列:

[1, 3, 7, 21, 53, 79, 159, 237, 371, 553, 887, 1113, 1659, 2661, 4187, 6209, 12561, 18627, 29309, 47011, 70073, 87927, 141033, 210219, 329077, 490511, 987231, 1471533, 3713869, 11141607, 25997083, 77991249]

約数ペア:

[(1, 77991249), (3, 25997083), (7, 11141607), (21, 3713869), (53, 1471533), (79, 987231), (159, 490511), (237, 329077), (371, 210219), (553, 141033), (887, 87927), (1113, 70073), (1659, 47011), (2661, 29309), (4187, 18627), (6209, 12561)]