131818255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{25423}}^1$

素因数の和:25506

約数の個数: 16

約数和(自身を含む): 170239104

約数和(自身を除く): 38420849

約数列:

[1, 5, 17, 61, 85, 305, 1037, 5185, 25423, 127115, 432191, 1550803, 2160955, 7754015, 26363651, 131818255]

約数ペア:

[(1, 131818255), (5, 26363651), (17, 7754015), (61, 2160955), (85, 1550803), (305, 432191), (1037, 127115), (5185, 25423)]