13015210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1889}}^1$

素因数の和:1962

約数の個数: 32

約数和(自身を含む): 25719120

約数和(自身を除く): 12703910

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 1889, 3445, 3778, 6890, 9445, 18890, 24557, 49114, 100117, 122785, 200234, 245570, 500585, 1001170, 1301521, 2603042, 6507605, 13015210]

約数ペア:

[(1, 13015210), (2, 6507605), (5, 2603042), (10, 1301521), (13, 1001170), (26, 500585), (53, 245570), (65, 200234), (106, 122785), (130, 100117), (265, 49114), (530, 24557), (689, 18890), (1378, 9445), (1889, 6890), (3445, 3778)]