809370828

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{19949}}^1$

素因数の和:19996

約数の個数: 108

約数和(自身を含む): 2483535600

約数和(自身を除く): 1674164772

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 49, 63, 69, 84, 92, 98, 126, 138, 147, 161, 196, 207, 252, 276, 294, 322, 414, 441, 483, 588, 644, 828, 882, 966, 1127, 1449, 1764, 1932, 2254, 2898, 3381, 4508, 5796, 6762, 10143, 13524, 19949, 20286, 39898, 40572, 59847, 79796, 119694, 139643, 179541, 239388, 279286, 359082, 418929, 458827, 558572, 718164, 837858, 917654, 977501, 1256787, 1376481, 1675716, 1835308, 1955002, 2513574, 2752962, 2932503, 3211789, 3910004, 4129443, 5027148, 5505924, 5865006, 6423578, 8258886, 8797509, 9635367, 11730012, 12847156, 16517772, 17595018, 19270734, 22482523, 28906101, 35190036, 38541468, 44965046, 57812202, 67447569, 89930092, 115624404, 134895138, 202342707, 269790276, 404685414, 809370828]

約数ペア:

[(1, 809370828), (2, 404685414), (3, 269790276), (4, 202342707), (6, 134895138), (7, 115624404), (9, 89930092), (12, 67447569), (14, 57812202), (18, 44965046), (21, 38541468), (23, 35190036), (28, 28906101), (36, 22482523), (42, 19270734), (46, 17595018), (49, 16517772), (63, 12847156), (69, 11730012), (84, 9635367), (92, 8797509), (98, 8258886), (126, 6423578), (138, 5865006), (147, 5505924), (161, 5027148), (196, 4129443), (207, 3910004), (252, 3211789), (276, 2932503), (294, 2752962), (322, 2513574), (414, 1955002), (441, 1835308), (483, 1675716), (588, 1376481), (644, 1256787), (828, 977501), (882, 917654), (966, 837858), (1127, 718164), (1449, 558572), (1764, 458827), (1932, 418929), (2254, 359082), (2898, 279286), (3381, 239388), (4508, 179541), (5796, 139643), (6762, 119694), (10143, 79796), (13524, 59847), (19949, 40572), (20286, 39898)]