222666736

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{1723}}^1$

素因数の和:1969

約数の個数: 40

約数和(自身を含む): 444440304

約数和(自身を除く): 221773568

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 197, 328, 394, 656, 788, 1576, 1723, 3152, 3446, 6892, 8077, 13784, 16154, 27568, 32308, 64616, 70643, 129232, 141286, 282572, 339431, 565144, 678862, 1130288, 1357724, 2715448, 5430896, 13916671, 27833342, 55666684, 111333368, 222666736]

約数ペア:

[(1, 222666736), (2, 111333368), (4, 55666684), (8, 27833342), (16, 13916671), (41, 5430896), (82, 2715448), (164, 1357724), (197, 1130288), (328, 678862), (394, 565144), (656, 339431), (788, 282572), (1576, 141286), (1723, 129232), (3152, 70643), (3446, 64616), (6892, 32308), (8077, 27568), (13784, 16154)]