1621053

素因数分解:

$3^5\times 7^1\times {\mathrm{953}}^1$

素因数の和:975

約数の個数: 24

約数和(自身を含む): 2778048

約数和(自身を除く): 1156995

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 953, 1701, 2859, 6671, 8577, 20013, 25731, 60039, 77193, 180117, 231579, 540351, 1621053]

約数ペア:

[(1, 1621053), (3, 540351), (7, 231579), (9, 180117), (21, 77193), (27, 60039), (63, 25731), (81, 20013), (189, 8577), (243, 6671), (567, 2859), (953, 1701)]