205123583055

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1\times {\mathrm{247873}}^1$

素因数の和:249207

約数の個数: 32

約数和(自身を含む): 336093348096

約数和(自身を除く): 130969765041

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 1283, 3849, 6415, 19245, 55169, 165507, 247873, 275845, 743619, 827535, 1239365, 3718095, 10658539, 31975617, 53292695, 159878085, 318021059, 954063177, 1590105295, 4770315885, 13674905537, 41024716611, 68374527685, 205123583055]

約数ペア:

[(1, 205123583055), (3, 68374527685), (5, 41024716611), (15, 13674905537), (43, 4770315885), (129, 1590105295), (215, 954063177), (645, 318021059), (1283, 159878085), (3849, 53292695), (6415, 31975617), (19245, 10658539), (55169, 3718095), (165507, 1239365), (247873, 827535), (275845, 743619)]