13879025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{479}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 18451200

約数和(自身を除く): 4572175

約数列:

[1, 5, 19, 25, 61, 95, 305, 475, 479, 1159, 1525, 2395, 5795, 9101, 11975, 28975, 29219, 45505, 146095, 227525, 555161, 730475, 2775805, 13879025]

約数ペア:

[(1, 13879025), (5, 2775805), (19, 730475), (25, 555161), (61, 227525), (95, 146095), (305, 45505), (475, 29219), (479, 28975), (1159, 11975), (1525, 9101), (2395, 5795)]