28368873

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{929}}^1$

素因数の和:983

約数の個数: 40

約数和(自身を含む): 47262600

約数和(自身を除く): 18893727

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 117, 261, 351, 377, 783, 929, 1053, 1131, 2349, 2787, 3393, 8361, 10179, 12077, 25083, 26941, 30537, 36231, 75249, 80823, 108693, 242469, 326079, 350233, 727407, 978237, 1050699, 2182221, 3152097, 9456291, 28368873]

約数ペア:

[(1, 28368873), (3, 9456291), (9, 3152097), (13, 2182221), (27, 1050699), (29, 978237), (39, 727407), (81, 350233), (87, 326079), (117, 242469), (261, 108693), (351, 80823), (377, 75249), (783, 36231), (929, 30537), (1053, 26941), (1131, 25083), (2349, 12077), (2787, 10179), (3393, 8361)]