81960228

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{108413}}^1$

素因数の和:108433

約数の個数: 48

約数和(自身を含む): 242847360

約数和(自身を除く): 160887132

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 252, 378, 756, 108413, 216826, 325239, 433652, 650478, 758891, 975717, 1300956, 1517782, 1951434, 2276673, 2927151, 3035564, 3902868, 4553346, 5854302, 6830019, 9106692, 11708604, 13660038, 20490057, 27320076, 40980114, 81960228]

約数ペア:

[(1, 81960228), (2, 40980114), (3, 27320076), (4, 20490057), (6, 13660038), (7, 11708604), (9, 9106692), (12, 6830019), (14, 5854302), (18, 4553346), (21, 3902868), (27, 3035564), (28, 2927151), (36, 2276673), (42, 1951434), (54, 1517782), (63, 1300956), (84, 975717), (108, 758891), (126, 650478), (189, 433652), (252, 325239), (378, 216826), (756, 108413)]