3947244

素因数分解:

$2^2\times 3^1\times 7^4\times {\mathrm{137}}^1$

素因数の和:172

約数の個数: 60

約数和(自身を含む): 10823064

約数和(自身を除く): 6875820

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 137, 147, 196, 274, 294, 343, 411, 548, 588, 686, 822, 959, 1029, 1372, 1644, 1918, 2058, 2401, 2877, 3836, 4116, 4802, 5754, 6713, 7203, 9604, 11508, 13426, 14406, 20139, 26852, 28812, 40278, 46991, 80556, 93982, 140973, 187964, 281946, 328937, 563892, 657874, 986811, 1315748, 1973622, 3947244]

約数ペア:

[(1, 3947244), (2, 1973622), (3, 1315748), (4, 986811), (6, 657874), (7, 563892), (12, 328937), (14, 281946), (21, 187964), (28, 140973), (42, 93982), (49, 80556), (84, 46991), (98, 40278), (137, 28812), (147, 26852), (196, 20139), (274, 14406), (294, 13426), (343, 11508), (411, 9604), (548, 7203), (588, 6713), (686, 5754), (822, 4802), (959, 4116), (1029, 3836), (1372, 2877), (1644, 2401), (1918, 2058)]