203207438

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{1499}}^1$

素因数の和:1952

約数の個数: 32

約数和(自身を含む): 364608000

約数和(自身を除く): 161400562

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 421, 842, 1499, 2947, 2998, 5894, 9683, 10493, 19366, 20986, 34477, 67781, 68954, 135562, 241339, 482678, 631079, 1262158, 4417553, 8835106, 14514817, 29029634, 101603719, 203207438]

約数ペア:

[(1, 203207438), (2, 101603719), (7, 29029634), (14, 14514817), (23, 8835106), (46, 4417553), (161, 1262158), (322, 631079), (421, 482678), (842, 241339), (1499, 135562), (2947, 68954), (2998, 67781), (5894, 34477), (9683, 20986), (10493, 19366)]