31121286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{7639}}^1$

素因数の和:7748

約数の個数: 32

約数和(自身を含む): 71877120

約数和(自身を除く): 40755834

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 97, 194, 291, 582, 679, 1358, 2037, 4074, 7639, 15278, 22917, 45834, 53473, 106946, 160419, 320838, 740983, 1481966, 2222949, 4445898, 5186881, 10373762, 15560643, 31121286]

約数ペア:

[(1, 31121286), (2, 15560643), (3, 10373762), (6, 5186881), (7, 4445898), (14, 2222949), (21, 1481966), (42, 740983), (97, 320838), (194, 160419), (291, 106946), (582, 53473), (679, 45834), (1358, 22917), (2037, 15278), (4074, 7639)]