221528258

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{48989}}^1$

素因数の和:49034

約数の個数: 32

約数和(自身を含む): 423273600

約数和(自身を除く): 201745342

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 323, 646, 2261, 4522, 48989, 97978, 342923, 685846, 832813, 930791, 1665626, 1861582, 5829691, 6515537, 11659382, 13031074, 15823447, 31646894, 110764129, 221528258]

約数ペア:

[(1, 221528258), (2, 110764129), (7, 31646894), (14, 15823447), (17, 13031074), (19, 11659382), (34, 6515537), (38, 5829691), (119, 1861582), (133, 1665626), (238, 930791), (266, 832813), (323, 685846), (646, 342923), (2261, 97978), (4522, 48989)]