27637911

素因数分解:

$3^2\times 7^4\times {\mathrm{1279}}^1$

素因数の和:1313

約数の個数: 30

約数和(自身を含む): 46608640

約数和(自身を除く): 18970729

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 1279, 2401, 3087, 3837, 7203, 8953, 11511, 21609, 26859, 62671, 80577, 188013, 438697, 564039, 1316091, 3070879, 3948273, 9212637, 27637911]

約数ペア:

[(1, 27637911), (3, 9212637), (7, 3948273), (9, 3070879), (21, 1316091), (49, 564039), (63, 438697), (147, 188013), (343, 80577), (441, 62671), (1029, 26859), (1279, 21609), (2401, 11511), (3087, 8953), (3837, 7203)]