31376241

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:467

約数の個数: 40

約数和(自身を含む): 51226560

約数和(自身を除く): 19850319

約数列:

[1, 3, 9, 13, 27, 39, 81, 83, 117, 249, 351, 359, 747, 1053, 1077, 1079, 2241, 3231, 3237, 4667, 6723, 9693, 9711, 14001, 29079, 29133, 29797, 42003, 87399, 89391, 126009, 268173, 378027, 387361, 804519, 1162083, 2413557, 3486249, 10458747, 31376241]

約数ペア:

[(1, 31376241), (3, 10458747), (9, 3486249), (13, 2413557), (27, 1162083), (39, 804519), (81, 387361), (83, 378027), (117, 268173), (249, 126009), (351, 89391), (359, 87399), (747, 42003), (1053, 29797), (1077, 29133), (1079, 29079), (2241, 14001), (3231, 9711), (3237, 9693), (4667, 6723)]