978732027

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{2161}}^1$

素因数の和:2273

約数の個数: 72

約数和(自身を含む): 1794287040

約数和(自身を除く): 815555013

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 79, 91, 117, 147, 237, 273, 441, 553, 637, 711, 819, 1027, 1659, 1911, 2161, 3081, 3871, 4977, 5733, 6483, 7189, 9243, 11613, 15127, 19449, 21567, 28093, 34839, 45381, 50323, 64701, 84279, 105889, 136143, 150969, 170719, 196651, 252837, 317667, 452907, 512157, 589953, 953001, 1195033, 1376557, 1536471, 1769859, 2219347, 3585099, 4129671, 6658041, 8365231, 10755297, 12389013, 15535429, 19974123, 25095693, 46606287, 75287079, 108748003, 139818861, 326244009, 978732027]

約数ペア:

[(1, 978732027), (3, 326244009), (7, 139818861), (9, 108748003), (13, 75287079), (21, 46606287), (39, 25095693), (49, 19974123), (63, 15535429), (79, 12389013), (91, 10755297), (117, 8365231), (147, 6658041), (237, 4129671), (273, 3585099), (441, 2219347), (553, 1769859), (637, 1536471), (711, 1376557), (819, 1195033), (1027, 953001), (1659, 589953), (1911, 512157), (2161, 452907), (3081, 317667), (3871, 252837), (4977, 196651), (5733, 170719), (6483, 150969), (7189, 136143), (9243, 105889), (11613, 84279), (15127, 64701), (19449, 50323), (21567, 45381), (28093, 34839)]