13040775

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{479}}^1$

素因数の和:517

約数の個数: 54

約数和(自身を含む): 25727520

約数和(自身を除く): 12686745

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 121, 165, 225, 275, 363, 479, 495, 605, 825, 1089, 1437, 1815, 2395, 2475, 3025, 4311, 5269, 5445, 7185, 9075, 11975, 15807, 21555, 26345, 27225, 35925, 47421, 57959, 79035, 107775, 131725, 173877, 237105, 289795, 395175, 521631, 869385, 1185525, 1448975, 2608155, 4346925, 13040775]

約数ペア:

[(1, 13040775), (3, 4346925), (5, 2608155), (9, 1448975), (11, 1185525), (15, 869385), (25, 521631), (33, 395175), (45, 289795), (55, 237105), (75, 173877), (99, 131725), (121, 107775), (165, 79035), (225, 57959), (275, 47421), (363, 35925), (479, 27225), (495, 26345), (605, 21555), (825, 15807), (1089, 11975), (1437, 9075), (1815, 7185), (2395, 5445), (2475, 5269), (3025, 4311)]