31346133

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 53625600

約数和(自身を除く): 22279467

約数列:

[1, 3, 7, 13, 21, 39, 47, 49, 91, 141, 147, 273, 329, 349, 611, 637, 987, 1047, 1833, 1911, 2303, 2443, 4277, 4537, 6909, 7329, 12831, 13611, 16403, 17101, 29939, 31759, 49209, 51303, 89817, 95277, 114821, 213239, 222313, 344463, 639717, 666939, 803747, 1492673, 2411241, 4478019, 10448711, 31346133]

約数ペア:

[(1, 31346133), (3, 10448711), (7, 4478019), (13, 2411241), (21, 1492673), (39, 803747), (47, 666939), (49, 639717), (91, 344463), (141, 222313), (147, 213239), (273, 114821), (329, 95277), (349, 89817), (611, 51303), (637, 49209), (987, 31759), (1047, 29939), (1833, 17101), (1911, 16403), (2303, 13611), (2443, 12831), (4277, 7329), (4537, 6909)]