393960963

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1\times {\mathrm{457}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 581432832

約数和(自身を除く): 187471869

約数列:

[1, 3, 11, 33, 151, 173, 453, 457, 519, 1371, 1661, 1903, 4983, 5027, 5709, 15081, 26123, 69007, 78369, 79061, 207021, 237183, 287353, 759077, 862059, 869671, 2277231, 2609013, 11938211, 35814633, 131320321, 393960963]

約数ペア:

[(1, 393960963), (3, 131320321), (11, 35814633), (33, 11938211), (151, 2609013), (173, 2277231), (453, 869671), (457, 862059), (519, 759077), (1371, 287353), (1661, 237183), (1903, 207021), (4983, 79061), (5027, 78369), (5709, 69007), (15081, 26123)]