200418183

素因数分解:

$3^2\times 7^2\times {\mathrm{331}}^1\times {\mathrm{1373}}^1$

素因数の和:1724

約数の個数: 36

約数和(自身を含む): 338020488

約数和(自身を除く): 137602305

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 331, 441, 993, 1373, 2317, 2979, 4119, 6951, 9611, 12357, 16219, 20853, 28833, 48657, 67277, 86499, 145971, 201831, 454463, 605493, 1363389, 3181241, 4090167, 9543723, 22268687, 28631169, 66806061, 200418183]

約数ペア:

[(1, 200418183), (3, 66806061), (7, 28631169), (9, 22268687), (21, 9543723), (49, 4090167), (63, 3181241), (147, 1363389), (331, 605493), (441, 454463), (993, 201831), (1373, 145971), (2317, 86499), (2979, 67277), (4119, 48657), (6951, 28833), (9611, 20853), (12357, 16219)]