221567418

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{23269}}^1$

素因数の和:23323

約数の個数: 36

約数和(自身を含む): 501864090

約数和(自身を除く): 280296672

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 414, 529, 1058, 1587, 3174, 4761, 9522, 23269, 46538, 69807, 139614, 209421, 418842, 535187, 1070374, 1605561, 3211122, 4816683, 9633366, 12309301, 24618602, 36927903, 73855806, 110783709, 221567418]

約数ペア:

[(1, 221567418), (2, 110783709), (3, 73855806), (6, 36927903), (9, 24618602), (18, 12309301), (23, 9633366), (46, 4816683), (69, 3211122), (138, 1605561), (207, 1070374), (414, 535187), (529, 418842), (1058, 209421), (1587, 139614), (3174, 69807), (4761, 46538), (9522, 23269)]