81388314

素因数分解:

$2^1\times 3^4\times 7^2\times {\mathrm{10253}}^1$

素因数の和:10281

約数の個数: 60

約数和(自身を含む): 212165514

約数和(自身を除く): 130777200

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, 10253, 20506, 30759, 61518, 71771, 92277, 143542, 184554, 215313, 276831, 430626, 502397, 553662, 645939, 830493, 1004794, 1291878, 1507191, 1660986, 1937817, 3014382, 3875634, 4521573, 5813451, 9043146, 11626902, 13564719, 27129438, 40694157, 81388314]

約数ペア:

[(1, 81388314), (2, 40694157), (3, 27129438), (6, 13564719), (7, 11626902), (9, 9043146), (14, 5813451), (18, 4521573), (21, 3875634), (27, 3014382), (42, 1937817), (49, 1660986), (54, 1507191), (63, 1291878), (81, 1004794), (98, 830493), (126, 645939), (147, 553662), (162, 502397), (189, 430626), (294, 276831), (378, 215313), (441, 184554), (567, 143542), (882, 92277), (1134, 71771), (1323, 61518), (2646, 30759), (3969, 20506), (7938, 10253)]