1318618990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10143223}}^1$

素因数の和:10143243

約数の個数: 16

約数和(自身を含む): 2556092448

約数和(自身を除く): 1237473458

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 10143223, 20286446, 50716115, 101432230, 131861899, 263723798, 659309495, 1318618990]

約数ペア:

[(1, 1318618990), (2, 659309495), (5, 263723798), (10, 131861899), (13, 101432230), (26, 50716115), (65, 20286446), (130, 10143223)]