981631581

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{766301}}^1$

素因数の和:766372

約数の個数: 16

約数和(自身を含む): 1520343168

約数和(自身を除く): 538711587

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 766301, 2298903, 5364107, 16092321, 46744361, 140233083, 327210527, 981631581]

約数ペア:

[(1, 981631581), (3, 327210527), (7, 140233083), (21, 46744361), (61, 16092321), (183, 5364107), (427, 2298903), (1281, 766301)]