287998047

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{20113}}^1$

素因数の和:20199

約数の個数: 24

約数和(自身を含む): 437197904

約数和(自身を除く): 149199857

約数列:

[1, 3, 9, 37, 43, 111, 129, 333, 387, 1591, 4773, 14319, 20113, 60339, 181017, 744181, 864859, 2232543, 2594577, 6697629, 7783731, 31999783, 95999349, 287998047]

約数ペア:

[(1, 287998047), (3, 95999349), (9, 31999783), (37, 7783731), (43, 6697629), (111, 2594577), (129, 2232543), (333, 864859), (387, 744181), (1591, 181017), (4773, 60339), (14319, 20113)]