81320034

素因数分解:

$2^1\times 3^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{499}}^1$

素因数の和:834

約数の個数: 32

約数和(自身を含む): 164952000

約数和(自身を除く): 83631966

約数列:

[1, 2, 3, 6, 157, 173, 314, 346, 471, 499, 519, 942, 998, 1038, 1497, 2994, 27161, 54322, 78343, 81483, 86327, 156686, 162966, 172654, 235029, 258981, 470058, 517962, 13553339, 27106678, 40660017, 81320034]

約数ペア:

[(1, 81320034), (2, 40660017), (3, 27106678), (6, 13553339), (157, 517962), (173, 470058), (314, 258981), (346, 235029), (471, 172654), (499, 162966), (519, 156686), (942, 86327), (998, 81483), (1038, 78343), (1497, 54322), (2994, 27161)]