239117775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10663}}^1$

素因数の和:10712

約数の個数: 48

約数和(自身を含む): 444304896

約数和(自身を除く): 205187121

約数列:

[1, 3, 5, 13, 15, 23, 25, 39, 65, 69, 75, 115, 195, 299, 325, 345, 575, 897, 975, 1495, 1725, 4485, 7475, 10663, 22425, 31989, 53315, 138619, 159945, 245249, 266575, 415857, 693095, 735747, 799725, 1226245, 2079285, 3188237, 3465475, 3678735, 6131225, 9564711, 10396425, 15941185, 18393675, 47823555, 79705925, 239117775]

約数ペア:

[(1, 239117775), (3, 79705925), (5, 47823555), (13, 18393675), (15, 15941185), (23, 10396425), (25, 9564711), (39, 6131225), (65, 3678735), (69, 3465475), (75, 3188237), (115, 2079285), (195, 1226245), (299, 799725), (325, 735747), (345, 693095), (575, 415857), (897, 266575), (975, 245249), (1495, 159945), (1725, 138619), (4485, 53315), (7475, 31989), (10663, 22425)]