213134425

素因数分解:

$5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{25913}}^1$

素因数の和:25977

約数の個数: 24

約数和(自身を含む): 308480256

約数和(自身を除く): 95345831

約数列:

[1, 5, 7, 25, 35, 47, 175, 235, 329, 1175, 1645, 8225, 25913, 129565, 181391, 647825, 906955, 1217911, 4534775, 6089555, 8525377, 30447775, 42626885, 213134425]

約数ペア:

[(1, 213134425), (5, 42626885), (7, 30447775), (25, 8525377), (35, 6089555), (47, 4534775), (175, 1217911), (235, 906955), (329, 647825), (1175, 181391), (1645, 129565), (8225, 25913)]