12915896

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 29760000

約数和(自身を除く): 16844104

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 61, 76, 122, 133, 152, 199, 244, 266, 398, 427, 488, 532, 796, 854, 1064, 1159, 1393, 1592, 1708, 2318, 2786, 3416, 3781, 4636, 5572, 7562, 8113, 9272, 11144, 12139, 15124, 16226, 24278, 26467, 30248, 32452, 48556, 52934, 64904, 84973, 97112, 105868, 169946, 211736, 230641, 339892, 461282, 679784, 922564, 1614487, 1845128, 3228974, 6457948, 12915896]

約数ペア:

[(1, 12915896), (2, 6457948), (4, 3228974), (7, 1845128), (8, 1614487), (14, 922564), (19, 679784), (28, 461282), (38, 339892), (56, 230641), (61, 211736), (76, 169946), (122, 105868), (133, 97112), (152, 84973), (199, 64904), (244, 52934), (266, 48556), (398, 32452), (427, 30248), (488, 26467), (532, 24278), (796, 16226), (854, 15124), (1064, 12139), (1159, 11144), (1393, 9272), (1592, 8113), (1708, 7562), (2318, 5572), (2786, 4636), (3416, 3781)]