898215219

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1\times {\mathrm{647}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 1459710720

約数和(自身を除く): 561495501

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 379, 407, 647, 1137, 1221, 1941, 3411, 3663, 4169, 5823, 7117, 12507, 14023, 21351, 23939, 37521, 42069, 64053, 71817, 126207, 154253, 215451, 245213, 263329, 462759, 735639, 789987, 1388277, 2206917, 2369961, 2697343, 8092029, 9072881, 24276087, 27218643, 81655929, 99801691, 299405073, 898215219]

約数ペア:

[(1, 898215219), (3, 299405073), (9, 99801691), (11, 81655929), (33, 27218643), (37, 24276087), (99, 9072881), (111, 8092029), (333, 2697343), (379, 2369961), (407, 2206917), (647, 1388277), (1137, 789987), (1221, 735639), (1941, 462759), (3411, 263329), (3663, 245213), (4169, 215451), (5823, 154253), (7117, 126207), (12507, 71817), (14023, 64053), (21351, 42069), (23939, 37521)]