890990782

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{977}}^1\times {\mathrm{41453}}^1$

素因数の和:42443

約数の個数: 16

約数和(自身を含む): 1459512432

約数和(自身を除く): 568521650

約数列:

[1, 2, 11, 22, 977, 1954, 10747, 21494, 41453, 82906, 455983, 911966, 40499581, 80999162, 445495391, 890990782]

約数ペア:

[(1, 890990782), (2, 445495391), (11, 80999162), (22, 40499581), (977, 911966), (1954, 455983), (10747, 82906), (21494, 41453)]