278313381

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{332513}}^1$

素因数の和:332553

約数の個数: 16

約数和(自身を含む): 425617920

約数和(自身を除く): 147304539

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 332513, 997539, 2992617, 8977851, 10307903, 30923709, 92771127, 278313381]

約数ペア:

[(1, 278313381), (3, 92771127), (9, 30923709), (27, 10307903), (31, 8977851), (93, 2992617), (279, 997539), (837, 332513)]