201864843

素因数分解:

$3^2\times {\mathrm{131}}^2\times {\mathrm{1307}}^1$

素因数の和:1575

約数の個数: 18

約数和(自身を含む): 294050172

約数和(自身を除く): 92185329

約数列:

[1, 3, 9, 131, 393, 1179, 1307, 3921, 11763, 17161, 51483, 154449, 171217, 513651, 1540953, 22429427, 67288281, 201864843]

約数ペア:

[(1, 201864843), (3, 67288281), (9, 22429427), (131, 1540953), (393, 513651), (1179, 171217), (1307, 154449), (3921, 51483), (11763, 17161)]