201738957

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1873}}^1$

素因数の和:2129

約数の個数: 32

約数和(自身を含む): 322387968

約数和(自身を除く): 120649011

約数列:

[1, 3, 7, 21, 23, 69, 161, 223, 483, 669, 1561, 1873, 4683, 5129, 5619, 13111, 15387, 35903, 39333, 43079, 107709, 129237, 301553, 417679, 904659, 1253037, 2923753, 8771259, 9606617, 28819851, 67246319, 201738957]

約数ペア:

[(1, 201738957), (3, 67246319), (7, 28819851), (21, 9606617), (23, 8771259), (69, 2923753), (161, 1253037), (223, 904659), (483, 417679), (669, 301553), (1561, 129237), (1873, 107709), (4683, 43079), (5129, 39333), (5619, 35903), (13111, 15387)]