72648279

素因数分解:

$3^3\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{601}}^1$

素因数の和:669

約数の個数: 48

約数和(自身を含む): 121700320

約数和(自身を除く): 49052041

約数列:

[1, 3, 9, 11, 27, 33, 37, 99, 111, 121, 297, 333, 363, 407, 601, 999, 1089, 1221, 1803, 3267, 3663, 4477, 5409, 6611, 10989, 13431, 16227, 19833, 22237, 40293, 59499, 66711, 72721, 120879, 178497, 200133, 218163, 244607, 600399, 654489, 733821, 1963467, 2201463, 2690677, 6604389, 8072031, 24216093, 72648279]

約数ペア:

[(1, 72648279), (3, 24216093), (9, 8072031), (11, 6604389), (27, 2690677), (33, 2201463), (37, 1963467), (99, 733821), (111, 654489), (121, 600399), (297, 244607), (333, 218163), (363, 200133), (407, 178497), (601, 120879), (999, 72721), (1089, 66711), (1221, 59499), (1803, 40293), (3267, 22237), (3663, 19833), (4477, 16227), (5409, 13431), (6611, 10989)]