72780927

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 105686208

約数和(自身を除く): 32905281

約数列:

[1, 3, 17, 51, 73, 113, 173, 219, 339, 519, 1241, 1921, 2941, 3723, 5763, 8249, 8823, 12629, 19549, 24747, 37887, 58647, 140233, 214693, 332333, 420699, 644079, 996999, 1427077, 4281231, 24260309, 72780927]

約数ペア:

[(1, 72780927), (3, 24260309), (17, 4281231), (51, 1427077), (73, 996999), (113, 644079), (173, 420699), (219, 332333), (339, 214693), (519, 140233), (1241, 58647), (1921, 37887), (2941, 24747), (3723, 19549), (5763, 12629), (8249, 8823)]