137451915

素因数分解:

$3^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{4721}}^1$

素因数の和:5379

約数の個数: 24

約数和(自身を含む): 238668768

約数和(自身を除く): 101216853

約数列:

[1, 3, 5, 9, 15, 45, 647, 1941, 3235, 4721, 5823, 9705, 14163, 23605, 29115, 42489, 70815, 212445, 3054487, 9163461, 15272435, 27490383, 45817305, 137451915]

約数ペア:

[(1, 137451915), (3, 45817305), (5, 27490383), (9, 15272435), (15, 9163461), (45, 3054487), (647, 212445), (1941, 70815), (3235, 42489), (4721, 29115), (5823, 23605), (9705, 14163)]