640801982

素因数分解:

$2^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{29231}}^1$

素因数の和:29443

約数の個数: 16

約数和(自身を含む): 979739712

約数和(自身を除く): 338937730

約数列:

[1, 2, 97, 113, 194, 226, 10961, 21922, 29231, 58462, 2835407, 3303103, 5670814, 6606206, 320400991, 640801982]

約数ペア:

[(1, 640801982), (2, 320400991), (97, 6606206), (113, 5670814), (194, 3303103), (226, 2835407), (10961, 58462), (21922, 29231)]