221605146

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{27917}}^1$

素因数の和:27945

約数の個数: 60

約数和(自身を含む): 577651338

約数和(自身を除く): 356046192

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 294, 378, 441, 567, 882, 1134, 1323, 2646, 3969, 7938, 27917, 55834, 83751, 167502, 195419, 251253, 390838, 502506, 586257, 753759, 1172514, 1367933, 1507518, 1758771, 2261277, 2735866, 3517542, 4103799, 4522554, 5276313, 8207598, 10552626, 12311397, 15828939, 24622794, 31657878, 36934191, 73868382, 110802573, 221605146]

約数ペア:

[(1, 221605146), (2, 110802573), (3, 73868382), (6, 36934191), (7, 31657878), (9, 24622794), (14, 15828939), (18, 12311397), (21, 10552626), (27, 8207598), (42, 5276313), (49, 4522554), (54, 4103799), (63, 3517542), (81, 2735866), (98, 2261277), (126, 1758771), (147, 1507518), (162, 1367933), (189, 1172514), (294, 753759), (378, 586257), (441, 502506), (567, 390838), (882, 251253), (1134, 195419), (1323, 167502), (2646, 83751), (3969, 55834), (7938, 27917)]