25137405

素因数分解:

$3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2357}}^1$

素因数の和:2450

約数の個数: 32

約数和(自身を含む): 45273600

約数和(自身を除く): 20136195

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 135, 237, 395, 711, 1185, 2133, 2357, 3555, 7071, 10665, 11785, 21213, 35355, 63639, 106065, 186203, 318195, 558609, 931015, 1675827, 2793045, 5027481, 8379135, 25137405]

約数ペア:

[(1, 25137405), (3, 8379135), (5, 5027481), (9, 2793045), (15, 1675827), (27, 931015), (45, 558609), (79, 318195), (135, 186203), (237, 106065), (395, 63639), (711, 35355), (1185, 21213), (2133, 11785), (2357, 10665), (3555, 7071)]