17380805

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:405

約数の個数: 24

約数和(自身を含む): 22996512

約数和(自身を除く): 5615707

約数列:

[1, 5, 13, 65, 67, 169, 307, 335, 845, 871, 1535, 3991, 4355, 11323, 19955, 20569, 51883, 56615, 102845, 259415, 267397, 1336985, 3476161, 17380805]

約数ペア:

[(1, 17380805), (5, 3476161), (13, 1336985), (65, 267397), (67, 259415), (169, 102845), (307, 56615), (335, 51883), (845, 20569), (871, 19955), (1535, 11323), (3991, 4355)]