207860821

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1\times {\mathrm{2269}}^1$

素因数の和:2868

約数の個数: 16

約数和(自身を含む): 248428800

約数和(自身を除く): 40567979

約数列:

[1, 7, 23, 161, 569, 2269, 3983, 13087, 15883, 52187, 91609, 365309, 1291061, 9037427, 29694403, 207860821]

約数ペア:

[(1, 207860821), (7, 29694403), (23, 9037427), (161, 1291061), (569, 365309), (2269, 91609), (3983, 52187), (13087, 15883)]