40377561

素因数分解:

$3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{6263}}^1$

素因数の和:6580

約数の個数: 16

約数和(自身を含む): 61737984

約数和(自身を除く): 21360423

約数列:

[1, 3, 7, 21, 307, 921, 2149, 6263, 6447, 18789, 43841, 131523, 1922741, 5768223, 13459187, 40377561]

約数ペア:

[(1, 40377561), (3, 13459187), (7, 5768223), (21, 1922741), (307, 131523), (921, 43841), (2149, 18789), (6263, 6447)]