2558045

素因数分解:

$5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 3656664

約数和(自身を除く): 1098619

約数列:

[1, 5, 7, 35, 49, 53, 197, 245, 265, 371, 985, 1379, 1855, 2597, 6895, 9653, 10441, 12985, 48265, 52205, 73087, 365435, 511609, 2558045]

約数ペア:

[(1, 2558045), (5, 511609), (7, 365435), (35, 73087), (49, 52205), (53, 48265), (197, 12985), (245, 10441), (265, 9653), (371, 6895), (985, 2597), (1379, 1855)]