551421027

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:282

約数の個数: 80

約数和(自身を含む): 913714560

約数和(自身を除く): 362293533

約数列:

[1, 3, 9, 17, 27, 37, 51, 79, 81, 111, 137, 153, 237, 333, 411, 459, 629, 711, 999, 1233, 1343, 1377, 1887, 2133, 2329, 2923, 2997, 3699, 4029, 5069, 5661, 6399, 6987, 8769, 10823, 11097, 12087, 15207, 16983, 20961, 26307, 32469, 36261, 45621, 49691, 50949, 62883, 78921, 86173, 97407, 108783, 136863, 149073, 183991, 188649, 236763, 258519, 292221, 400451, 410589, 447219, 551973, 775557, 876663, 1201353, 1341657, 1655919, 2326671, 3604059, 4024971, 4967757, 6807667, 6980013, 10812177, 14903271, 20423001, 32436531, 61269003, 183807009, 551421027]

約数ペア:

[(1, 551421027), (3, 183807009), (9, 61269003), (17, 32436531), (27, 20423001), (37, 14903271), (51, 10812177), (79, 6980013), (81, 6807667), (111, 4967757), (137, 4024971), (153, 3604059), (237, 2326671), (333, 1655919), (411, 1341657), (459, 1201353), (629, 876663), (711, 775557), (999, 551973), (1233, 447219), (1343, 410589), (1377, 400451), (1887, 292221), (2133, 258519), (2329, 236763), (2923, 188649), (2997, 183991), (3699, 149073), (4029, 136863), (5069, 108783), (5661, 97407), (6399, 86173), (6987, 78921), (8769, 62883), (10823, 50949), (11097, 49691), (12087, 45621), (15207, 36261), (16983, 32469), (20961, 26307)]