947656948

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{137}}^1\times {\mathrm{467}}^1$

素因数の和:661

約数の個数: 72

約数和(自身を含む): 2000037312

約数和(自身を除く): 1052380364

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 137, 161, 274, 322, 467, 529, 548, 644, 934, 959, 1058, 1868, 1918, 2116, 3151, 3269, 3703, 3836, 6302, 6538, 7406, 10741, 12604, 13076, 14812, 21482, 22057, 42964, 44114, 63979, 72473, 75187, 88228, 127958, 144946, 150374, 247043, 255916, 289892, 300748, 447853, 494086, 507311, 895706, 988172, 1014622, 1471517, 1729301, 1791412, 2029244, 2943034, 3458602, 5886068, 6917204, 10300619, 20601238, 33844891, 41202476, 67689782, 135379564, 236914237, 473828474, 947656948]

約数ペア:

[(1, 947656948), (2, 473828474), (4, 236914237), (7, 135379564), (14, 67689782), (23, 41202476), (28, 33844891), (46, 20601238), (92, 10300619), (137, 6917204), (161, 5886068), (274, 3458602), (322, 2943034), (467, 2029244), (529, 1791412), (548, 1729301), (644, 1471517), (934, 1014622), (959, 988172), (1058, 895706), (1868, 507311), (1918, 494086), (2116, 447853), (3151, 300748), (3269, 289892), (3703, 255916), (3836, 247043), (6302, 150374), (6538, 144946), (7406, 127958), (10741, 88228), (12604, 75187), (13076, 72473), (14812, 63979), (21482, 44114), (22057, 42964)]