2097485

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1$

素因数の和:125

約数の個数: 24

約数和(自身を含む): 2880024

約数和(自身を除く): 782539

約数列:

[1, 5, 13, 23, 61, 65, 115, 299, 305, 529, 793, 1403, 1495, 2645, 3965, 6877, 7015, 18239, 32269, 34385, 91195, 161345, 419497, 2097485]

約数ペア:

[(1, 2097485), (5, 419497), (13, 161345), (23, 91195), (61, 34385), (65, 32269), (115, 18239), (299, 7015), (305, 6877), (529, 3965), (793, 2645), (1403, 1495)]