391455507

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{53281}}^1$

素因数の和:53394

約数の個数: 16

約数和(自身を含む): 545607680

約数和(自身を除く): 154152173

約数列:

[1, 3, 31, 79, 93, 237, 2449, 7347, 53281, 159843, 1651711, 4209199, 4955133, 12627597, 130485169, 391455507]

約数ペア:

[(1, 391455507), (3, 130485169), (31, 12627597), (79, 4955133), (93, 4209199), (237, 1651711), (2449, 159843), (7347, 53281)]