81643653

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 156280320

約数和(自身を除く): 74636667

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 47, 49, 63, 91, 101, 117, 141, 147, 189, 273, 303, 329, 351, 423, 441, 611, 637, 707, 819, 909, 987, 1269, 1313, 1323, 1833, 1911, 2121, 2303, 2457, 2727, 2961, 3939, 4277, 4747, 4949, 5499, 5733, 6363, 6909, 8883, 9191, 11817, 12831, 14241, 14847, 16497, 17199, 19089, 20727, 27573, 29939, 33229, 35451, 38493, 42723, 44541, 61711, 62181, 64337, 82719, 89817, 99687, 115479, 128169, 133623, 185133, 193011, 232603, 248157, 269451, 299061, 431977, 555399, 579033, 697809, 808353, 897183, 1295931, 1666197, 1737099, 2093427, 3023839, 3887793, 6280281, 9071517, 11663379, 27214551, 81643653]

約数ペア:

[(1, 81643653), (3, 27214551), (7, 11663379), (9, 9071517), (13, 6280281), (21, 3887793), (27, 3023839), (39, 2093427), (47, 1737099), (49, 1666197), (63, 1295931), (91, 897183), (101, 808353), (117, 697809), (141, 579033), (147, 555399), (189, 431977), (273, 299061), (303, 269451), (329, 248157), (351, 232603), (423, 193011), (441, 185133), (611, 133623), (637, 128169), (707, 115479), (819, 99687), (909, 89817), (987, 82719), (1269, 64337), (1313, 62181), (1323, 61711), (1833, 44541), (1911, 42723), (2121, 38493), (2303, 35451), (2457, 33229), (2727, 29939), (2961, 27573), (3939, 20727), (4277, 19089), (4747, 17199), (4949, 16497), (5499, 14847), (5733, 14241), (6363, 12831), (6909, 11817), (8883, 9191)]