724491891

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{643}}^1\times {\mathrm{1439}}^1$

素因数の和:2120

約数の個数: 32

約数和(自身を含む): 1112832000

約数和(自身を除く): 388340109

約数列:

[1, 3, 9, 27, 29, 87, 261, 643, 783, 1439, 1929, 4317, 5787, 12951, 17361, 18647, 38853, 41731, 55941, 125193, 167823, 375579, 503469, 925277, 1126737, 2775831, 8327493, 24982479, 26833033, 80499099, 241497297, 724491891]

約数ペア:

[(1, 724491891), (3, 241497297), (9, 80499099), (27, 26833033), (29, 24982479), (87, 8327493), (261, 2775831), (643, 1126737), (783, 925277), (1439, 503469), (1929, 375579), (4317, 167823), (5787, 125193), (12951, 55941), (17361, 41731), (18647, 38853)]