2481405

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 4333824

約数和(自身を除く): 1852419

約数列:

[1, 3, 5, 15, 17, 37, 51, 85, 111, 185, 255, 263, 555, 629, 789, 1315, 1887, 3145, 3945, 4471, 9435, 9731, 13413, 22355, 29193, 48655, 67065, 145965, 165427, 496281, 827135, 2481405]

約数ペア:

[(1, 2481405), (3, 827135), (5, 496281), (15, 165427), (17, 145965), (37, 67065), (51, 48655), (85, 29193), (111, 22355), (185, 13413), (255, 9731), (263, 9435), (555, 4471), (629, 3945), (789, 3145), (1315, 1887)]