890658362

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{571}}^1\times {\mathrm{70901}}^1$

素因数の和:71485

約数の個数: 16

約数和(自身を含む): 1460013984

約数和(自身を除く): 569355622

約数列:

[1, 2, 11, 22, 571, 1142, 6281, 12562, 70901, 141802, 779911, 1559822, 40484471, 80968942, 445329181, 890658362]

約数ペア:

[(1, 890658362), (2, 445329181), (11, 80968942), (22, 40484471), (571, 1559822), (1142, 779911), (6281, 141802), (12562, 70901)]