220123365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{190583}}^1$

素因数の和:190609

約数の個数: 32

約数和(自身を含む): 439105536

約数和(自身を除く): 218982171

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 190583, 571749, 952915, 1334081, 2096413, 2858745, 4002243, 6289239, 6670405, 10482065, 14674891, 20011215, 31446195, 44024673, 73374455, 220123365]

約数ペア:

[(1, 220123365), (3, 73374455), (5, 44024673), (7, 31446195), (11, 20011215), (15, 14674891), (21, 10482065), (33, 6670405), (35, 6289239), (55, 4002243), (77, 2858745), (105, 2096413), (165, 1334081), (231, 952915), (385, 571749), (1155, 190583)]