253277180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{974143}}^1$

素因数の和:974165

約数の個数: 24

約数和(自身を含む): 572796672

約数和(自身を除く): 319519492

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 974143, 1948286, 3896572, 4870715, 9741430, 12663859, 19482860, 25327718, 50655436, 63319295, 126638590, 253277180]

約数ペア:

[(1, 253277180), (2, 126638590), (4, 63319295), (5, 50655436), (10, 25327718), (13, 19482860), (20, 12663859), (26, 9741430), (52, 4870715), (65, 3896572), (130, 1948286), (260, 974143)]