39872217

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{172607}}^1$

素因数の和:172628

約数の個数: 16

約数和(自身を含む): 66281472

約数和(自身を除く): 26409255

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 172607, 517821, 1208249, 1898677, 3624747, 5696031, 13290739, 39872217]

約数ペア:

[(1, 39872217), (3, 13290739), (7, 5696031), (11, 3624747), (21, 1898677), (33, 1208249), (77, 517821), (231, 172607)]