630369

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:677

約数の個数: 16

約数和(自身を含む): 960640

約数和(自身を除く): 330271

約数列:

[1, 3, 9, 27, 37, 111, 333, 631, 999, 1893, 5679, 17037, 23347, 70041, 210123, 630369]

約数ペア:

[(1, 630369), (3, 210123), (9, 70041), (27, 23347), (37, 17037), (111, 5679), (333, 1893), (631, 999)]