1331193687

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{2377}}^1$

素因数の和:2615

約数の個数: 32

約数和(自身を含む): 1917619200

約数和(自身を除く): 586425513

約数列:

[1, 3, 17, 51, 79, 139, 237, 417, 1343, 2363, 2377, 4029, 7089, 7131, 10981, 32943, 40409, 121227, 186677, 187783, 330403, 560031, 563349, 991209, 3192311, 5616851, 9576933, 16850553, 26101837, 78305511, 443731229, 1331193687]

約数ペア:

[(1, 1331193687), (3, 443731229), (17, 78305511), (51, 26101837), (79, 16850553), (139, 9576933), (237, 5616851), (417, 3192311), (1343, 991209), (2363, 563349), (2377, 560031), (4029, 330403), (7089, 187783), (7131, 186677), (10981, 121227), (32943, 40409)]