890221678

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1\times {\mathrm{10037}}^1$

素因数の和:10827

約数の個数: 16

約数和(自身を含む): 1359225504

約数和(自身を除く): 469003826

約数列:

[1, 2, 61, 122, 727, 1454, 10037, 20074, 44347, 88694, 612257, 1224514, 7296899, 14593798, 445110839, 890221678]

約数ペア:

[(1, 890221678), (2, 445110839), (61, 14593798), (122, 7296899), (727, 1224514), (1454, 612257), (10037, 88694), (20074, 44347)]