664457644

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{727}}^1\times {\mathrm{5573}}^1$

素因数の和:6345

約数の個数: 24

約数和(自身を含む): 1193014368

約数和(自身を除く): 528556724

約数列:

[1, 2, 4, 41, 82, 164, 727, 1454, 2908, 5573, 11146, 22292, 29807, 59614, 119228, 228493, 456986, 913972, 4051571, 8103142, 16206284, 166114411, 332228822, 664457644]

約数ペア:

[(1, 664457644), (2, 332228822), (4, 166114411), (41, 16206284), (82, 8103142), (164, 4051571), (727, 913972), (1454, 456986), (2908, 228493), (5573, 119228), (11146, 59614), (22292, 29807)]