378403788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{42101}}^1$

素因数の和:42222

約数の個数: 48

約数和(自身を含む): 1018531584

約数和(自身を除く): 640127796

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 107, 214, 321, 428, 642, 749, 1284, 1498, 2247, 2996, 4494, 8988, 42101, 84202, 126303, 168404, 252606, 294707, 505212, 589414, 884121, 1178828, 1768242, 3536484, 4504807, 9009614, 13514421, 18019228, 27028842, 31533649, 54057684, 63067298, 94600947, 126134596, 189201894, 378403788]

約数ペア:

[(1, 378403788), (2, 189201894), (3, 126134596), (4, 94600947), (6, 63067298), (7, 54057684), (12, 31533649), (14, 27028842), (21, 18019228), (28, 13514421), (42, 9009614), (84, 4504807), (107, 3536484), (214, 1768242), (321, 1178828), (428, 884121), (642, 589414), (749, 505212), (1284, 294707), (1498, 252606), (2247, 168404), (2996, 126303), (4494, 84202), (8988, 42101)]