2169693

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1$

素因数の和:218

約数の個数: 32

約数和(自身を含む): 3542400

約数和(自身を除く): 1372707

約数列:

[1, 3, 9, 17, 27, 29, 51, 87, 153, 163, 261, 459, 489, 493, 783, 1467, 1479, 2771, 4401, 4437, 4727, 8313, 13311, 14181, 24939, 42543, 74817, 80359, 127629, 241077, 723231, 2169693]

約数ペア:

[(1, 2169693), (3, 723231), (9, 241077), (17, 127629), (27, 80359), (29, 74817), (51, 42543), (87, 24939), (153, 14181), (163, 13311), (261, 8313), (459, 4727), (489, 4437), (493, 4401), (783, 2771), (1467, 1479)]