388501911

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{701}}^1$

素因数の和:1196

約数の個数: 48

約数和(自身を含む): 677514240

約数和(自身を除く): 289012329

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 463, 701, 1197, 1389, 2103, 3241, 4167, 4907, 6309, 8797, 9723, 13319, 14721, 26391, 29169, 39957, 44163, 61579, 79173, 93233, 119871, 184737, 279699, 324563, 554211, 839097, 973689, 2271941, 2921067, 6166697, 6815823, 18500091, 20447469, 43166879, 55500273, 129500637, 388501911]

約数ペア:

[(1, 388501911), (3, 129500637), (7, 55500273), (9, 43166879), (19, 20447469), (21, 18500091), (57, 6815823), (63, 6166697), (133, 2921067), (171, 2271941), (399, 973689), (463, 839097), (701, 554211), (1197, 324563), (1389, 279699), (2103, 184737), (3241, 119871), (4167, 93233), (4907, 79173), (6309, 61579), (8797, 44163), (9723, 39957), (13319, 29169), (14721, 26391)]