25409244

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 69968640

約数和(自身を除く): 44559396

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 79, 84, 98, 147, 158, 196, 237, 294, 316, 474, 547, 553, 588, 948, 1094, 1106, 1641, 1659, 2188, 2212, 3282, 3318, 3829, 3871, 6564, 6636, 7658, 7742, 11487, 11613, 15316, 15484, 22974, 23226, 26803, 43213, 45948, 46452, 53606, 80409, 86426, 107212, 129639, 160818, 172852, 259278, 302491, 321636, 518556, 604982, 907473, 1209964, 1814946, 2117437, 3629892, 4234874, 6352311, 8469748, 12704622, 25409244]

約数ペア:

[(1, 25409244), (2, 12704622), (3, 8469748), (4, 6352311), (6, 4234874), (7, 3629892), (12, 2117437), (14, 1814946), (21, 1209964), (28, 907473), (42, 604982), (49, 518556), (79, 321636), (84, 302491), (98, 259278), (147, 172852), (158, 160818), (196, 129639), (237, 107212), (294, 86426), (316, 80409), (474, 53606), (547, 46452), (553, 45948), (588, 43213), (948, 26803), (1094, 23226), (1106, 22974), (1641, 15484), (1659, 15316), (2188, 11613), (2212, 11487), (3282, 7742), (3318, 7658), (3829, 6636), (3871, 6564)]