221424436

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{4079}}^1$

素因数の和:4455

約数の個数: 24

約数和(自身を含む): 398240640

約数和(自身を除く): 176816204

約数列:

[1, 2, 4, 41, 82, 164, 331, 662, 1324, 4079, 8158, 13571, 16316, 27142, 54284, 167239, 334478, 668956, 1350149, 2700298, 5400596, 55356109, 110712218, 221424436]

約数ペア:

[(1, 221424436), (2, 110712218), (4, 55356109), (41, 5400596), (82, 2700298), (164, 1350149), (331, 668956), (662, 334478), (1324, 167239), (4079, 54284), (8158, 27142), (13571, 16316)]