1891269

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:239

約数の個数: 24

約数和(自身を含む): 2914912

約数和(自身を除く): 1023643

約数列:

[1, 3, 9, 27, 43, 81, 129, 181, 243, 387, 543, 1161, 1629, 3483, 4887, 7783, 10449, 14661, 23349, 43983, 70047, 210141, 630423, 1891269]

約数ペア:

[(1, 1891269), (3, 630423), (9, 210141), (27, 70047), (43, 43983), (81, 23349), (129, 14661), (181, 10449), (243, 7783), (387, 4887), (543, 3483), (1161, 1629)]