210355839

素因数分解:

$3^3\times {\mathrm{631}}^1\times {\mathrm{12347}}^1$

素因数の和:12987

約数の個数: 16

約数和(自身を含む): 312157440

約数和(自身を除く): 101801601

約数列:

[1, 3, 9, 27, 631, 1893, 5679, 12347, 17037, 37041, 111123, 333369, 7790957, 23372871, 70118613, 210355839]

約数ペア:

[(1, 210355839), (3, 70118613), (9, 23372871), (27, 7790957), (631, 333369), (1893, 111123), (5679, 37041), (12347, 17037)]