20173029471

素因数分解:

$3^2\times 7^3\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{853}}^1$

素因数の和:1090

約数の個数: 96

約数和(自身を含む): 34957977600

約数和(自身を除く): 14784948129

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 163, 329, 343, 423, 441, 489, 853, 987, 1029, 1141, 1467, 2303, 2559, 2961, 3087, 3423, 5971, 6909, 7661, 7677, 7987, 10269, 16121, 17913, 20727, 22983, 23961, 40091, 41797, 48363, 53627, 53739, 55909, 68949, 71883, 120273, 125391, 139039, 145089, 160881, 167727, 280637, 292579, 360819, 375389, 376173, 417117, 482643, 503181, 841911, 877737, 973273, 1126167, 1251351, 1964459, 2525733, 2627723, 2633211, 2919819, 3378501, 5893377, 6534833, 6812911, 7883169, 8759457, 13751213, 17680131, 19604499, 20438733, 23649507, 41253639, 45743831, 47690377, 58813497, 61316199, 123760917, 137231493, 143071131, 320206817, 411694479, 429213393, 960620451, 2241447719, 2881861353, 6724343157, 20173029471]

約数ペア:

[(1, 20173029471), (3, 6724343157), (7, 2881861353), (9, 2241447719), (21, 960620451), (47, 429213393), (49, 411694479), (63, 320206817), (141, 143071131), (147, 137231493), (163, 123760917), (329, 61316199), (343, 58813497), (423, 47690377), (441, 45743831), (489, 41253639), (853, 23649507), (987, 20438733), (1029, 19604499), (1141, 17680131), (1467, 13751213), (2303, 8759457), (2559, 7883169), (2961, 6812911), (3087, 6534833), (3423, 5893377), (5971, 3378501), (6909, 2919819), (7661, 2633211), (7677, 2627723), (7987, 2525733), (10269, 1964459), (16121, 1251351), (17913, 1126167), (20727, 973273), (22983, 877737), (23961, 841911), (40091, 503181), (41797, 482643), (48363, 417117), (53627, 376173), (53739, 375389), (55909, 360819), (68949, 292579), (71883, 280637), (120273, 167727), (125391, 160881), (139039, 145089)]