280123731

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{1031}}^1$

素因数の和:1416

約数の個数: 32

約数和(自身を含む): 430963200

約数和(自身を除く): 150839469

約数列:

[1, 3, 9, 27, 29, 87, 261, 347, 783, 1031, 1041, 3093, 3123, 9279, 9369, 10063, 27837, 29899, 30189, 89697, 90567, 269091, 271701, 357757, 807273, 1073271, 3219813, 9659439, 10374953, 31124859, 93374577, 280123731]

約数ペア:

[(1, 280123731), (3, 93374577), (9, 31124859), (27, 10374953), (29, 9659439), (87, 3219813), (261, 1073271), (347, 807273), (783, 357757), (1031, 271701), (1041, 269091), (3093, 90567), (3123, 89697), (9279, 30189), (9369, 29899), (10063, 27837)]