4242213

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{631}}^1$

素因数の和:726

約数の個数: 20

約数和(自身を含む): 6423648

約数和(自身を除く): 2181435

約数列:

[1, 3, 9, 27, 81, 83, 249, 631, 747, 1893, 2241, 5679, 6723, 17037, 51111, 52373, 157119, 471357, 1414071, 4242213]

約数ペア:

[(1, 4242213), (3, 1414071), (9, 471357), (27, 157119), (81, 52373), (83, 51111), (249, 17037), (631, 6723), (747, 5679), (1893, 2241)]