31038957

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{22541}}^1$

素因数の和:22570

約数の個数: 20

約数和(自身を含む): 49096476

約数和(自身を除く): 18057519

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 22541, 67623, 202869, 383197, 608607, 1149591, 1825821, 3448773, 10346319, 31038957]

約数ペア:

[(1, 31038957), (3, 10346319), (9, 3448773), (17, 1825821), (27, 1149591), (51, 608607), (81, 383197), (153, 202869), (459, 67623), (1377, 22541)]