7131132953

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{20089}}^1$

素因数の和:20289

約数の個数: 32

約数和(自身を含む): 9141753600

約数和(自身を除く): 2010620647

約数列:

[1, 7, 17, 19, 119, 133, 157, 323, 1099, 2261, 2669, 2983, 18683, 20089, 20881, 50711, 140623, 341513, 354977, 381691, 2390591, 2671837, 3153973, 6488747, 22077811, 45421229, 53617541, 59925487, 375322787, 419478409, 1018733279, 7131132953]

約数ペア:

[(1, 7131132953), (7, 1018733279), (17, 419478409), (19, 375322787), (119, 59925487), (133, 53617541), (157, 45421229), (323, 22077811), (1099, 6488747), (2261, 3153973), (2669, 2671837), (2983, 2390591), (18683, 381691), (20089, 354977), (20881, 341513), (50711, 140623)]