81202017

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1181}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 122322816

約数和(自身を除く): 41120799

約数列:

[1, 3, 13, 39, 41, 43, 123, 129, 533, 559, 1181, 1599, 1677, 1763, 3543, 5289, 15353, 22919, 46059, 48421, 50783, 68757, 145263, 152349, 629473, 660179, 1888419, 1980537, 2082103, 6246309, 27067339, 81202017]

約数ペア:

[(1, 81202017), (3, 27067339), (13, 6246309), (39, 2082103), (41, 1980537), (43, 1888419), (123, 660179), (129, 629473), (533, 152349), (559, 145263), (1181, 68757), (1599, 50783), (1677, 48421), (1763, 46059), (3543, 22919), (5289, 15353)]