81444430067

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{20479}}^1$

素因数の和:20676

約数の個数: 64

約数和(自身を含む): 113953996800

約数和(自身を除く): 32509566733

約数列:

[1, 7, 11, 13, 29, 77, 91, 137, 143, 203, 319, 377, 959, 1001, 1507, 1781, 2233, 2639, 3973, 4147, 10549, 12467, 19591, 20479, 27811, 29029, 43703, 51649, 137137, 143353, 225269, 266227, 305921, 361543, 568139, 593891, 1576883, 1863589, 2805623, 2928497, 3976973, 4157237, 6532801, 7720583, 19639361, 20499479, 30861853, 36473099, 45729607, 54044081, 81363067, 84926413, 216032971, 255311693, 401204089, 569541469, 594484891, 894993737, 1057719871, 2808428623, 6264956159, 7404039097, 11634918581, 81444430067]

約数ペア:

[(1, 81444430067), (7, 11634918581), (11, 7404039097), (13, 6264956159), (29, 2808428623), (77, 1057719871), (91, 894993737), (137, 594484891), (143, 569541469), (203, 401204089), (319, 255311693), (377, 216032971), (959, 84926413), (1001, 81363067), (1507, 54044081), (1781, 45729607), (2233, 36473099), (2639, 30861853), (3973, 20499479), (4147, 19639361), (10549, 7720583), (12467, 6532801), (19591, 4157237), (20479, 3976973), (27811, 2928497), (29029, 2805623), (43703, 1863589), (51649, 1576883), (137137, 593891), (143353, 568139), (225269, 361543), (266227, 305921)]