79904721

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{173}}^1\times {\mathrm{911}}^1$

素因数の和:1113

約数の個数: 24

約数和(自身を含む): 116159616

約数和(自身を除く): 36254895

約数列:

[1, 3, 13, 39, 169, 173, 507, 519, 911, 2249, 2733, 6747, 11843, 29237, 35529, 87711, 153959, 157603, 461877, 472809, 2048839, 6146517, 26634907, 79904721]

約数ペア:

[(1, 79904721), (3, 26634907), (13, 6146517), (39, 2048839), (169, 472809), (173, 461877), (507, 157603), (519, 153959), (911, 87711), (2249, 35529), (2733, 29237), (6747, 11843)]