82721772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3187}}^1$

素因数の和:3307

約数の個数: 72

約数和(自身を含む): 241369856

約数和(自身を除く): 158648084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 103, 126, 206, 252, 309, 412, 618, 721, 927, 1236, 1442, 1854, 2163, 2884, 3187, 3708, 4326, 6374, 6489, 8652, 9561, 12748, 12978, 19122, 22309, 25956, 28683, 38244, 44618, 57366, 66927, 89236, 114732, 133854, 200781, 267708, 328261, 401562, 656522, 803124, 984783, 1313044, 1969566, 2297827, 2954349, 3939132, 4595654, 5908698, 6893481, 9191308, 11817396, 13786962, 20680443, 27573924, 41360886, 82721772]

約数ペア:

[(1, 82721772), (2, 41360886), (3, 27573924), (4, 20680443), (6, 13786962), (7, 11817396), (9, 9191308), (12, 6893481), (14, 5908698), (18, 4595654), (21, 3939132), (28, 2954349), (36, 2297827), (42, 1969566), (63, 1313044), (84, 984783), (103, 803124), (126, 656522), (206, 401562), (252, 328261), (309, 267708), (412, 200781), (618, 133854), (721, 114732), (927, 89236), (1236, 66927), (1442, 57366), (1854, 44618), (2163, 38244), (2884, 28683), (3187, 25956), (3708, 22309), (4326, 19122), (6374, 12978), (6489, 12748), (8652, 9561)]