667804788

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1327}}^1\times {\mathrm{1997}}^1$

素因数の和:3341

約数の個数: 72

約数和(自身を含む): 1931634432

約数和(自身を除く): 1263829644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1327, 1997, 2654, 3981, 3994, 5308, 5991, 7962, 7988, 9289, 11943, 11982, 13979, 15924, 17973, 18578, 23886, 23964, 27867, 27958, 35946, 37156, 41937, 47772, 55734, 55916, 71892, 83601, 83874, 111468, 125811, 167202, 167748, 251622, 334404, 503244, 2650019, 5300038, 7950057, 10600076, 15900114, 18550133, 23850171, 31800228, 37100266, 47700342, 55650399, 74200532, 95400684, 111300798, 166951197, 222601596, 333902394, 667804788]

約数ペア:

[(1, 667804788), (2, 333902394), (3, 222601596), (4, 166951197), (6, 111300798), (7, 95400684), (9, 74200532), (12, 55650399), (14, 47700342), (18, 37100266), (21, 31800228), (28, 23850171), (36, 18550133), (42, 15900114), (63, 10600076), (84, 7950057), (126, 5300038), (252, 2650019), (1327, 503244), (1997, 334404), (2654, 251622), (3981, 167748), (3994, 167202), (5308, 125811), (5991, 111468), (7962, 83874), (7988, 83601), (9289, 71892), (11943, 55916), (11982, 55734), (13979, 47772), (15924, 41937), (17973, 37156), (18578, 35946), (23886, 27958), (23964, 27867)]