156726171

素因数分解:

$3^4\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1051}}^1$

素因数の和:1333

約数の個数: 40

約数和(自身を含む): 268840704

約数和(自身を除く): 112114533

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 263, 567, 789, 1051, 1841, 2367, 3153, 5523, 7101, 7357, 9459, 16569, 21303, 22071, 28377, 49707, 66213, 85131, 149121, 198639, 276413, 595917, 829239, 1934891, 2487717, 5804673, 7463151, 17414019, 22389453, 52242057, 156726171]

約数ペア:

[(1, 156726171), (3, 52242057), (7, 22389453), (9, 17414019), (21, 7463151), (27, 5804673), (63, 2487717), (81, 1934891), (189, 829239), (263, 595917), (567, 276413), (789, 198639), (1051, 149121), (1841, 85131), (2367, 66213), (3153, 49707), (5523, 28377), (7101, 22071), (7357, 21303), (9459, 16569)]