28063503

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{919}}^1$

素因数の和:973

約数の個数: 40

約数和(自身を含む): 46754400

約数和(自身を除く): 18690897

約数列:

[1, 3, 9, 13, 27, 29, 39, 81, 87, 117, 261, 351, 377, 783, 919, 1053, 1131, 2349, 2757, 3393, 8271, 10179, 11947, 24813, 26651, 30537, 35841, 74439, 79953, 107523, 239859, 322569, 346463, 719577, 967707, 1039389, 2158731, 3118167, 9354501, 28063503]

約数ペア:

[(1, 28063503), (3, 9354501), (9, 3118167), (13, 2158731), (27, 1039389), (29, 967707), (39, 719577), (81, 346463), (87, 322569), (117, 239859), (261, 107523), (351, 79953), (377, 74439), (783, 35841), (919, 30537), (1053, 26651), (1131, 24813), (2349, 11947), (2757, 10179), (3393, 8271)]