12172356

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{1789}}^1$

素因数の和:1815

約数の個数: 72

約数和(自身を含む): 36487360

約数和(自身を除く): 24315004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 1789, 2268, 3402, 3578, 5367, 6804, 7156, 10734, 12523, 16101, 21468, 25046, 32202, 37569, 48303, 50092, 64404, 75138, 96606, 112707, 144909, 150276, 193212, 225414, 289818, 338121, 434727, 450828, 579636, 676242, 869454, 1014363, 1352484, 1738908, 2028726, 3043089, 4057452, 6086178, 12172356]

約数ペア:

[(1, 12172356), (2, 6086178), (3, 4057452), (4, 3043089), (6, 2028726), (7, 1738908), (9, 1352484), (12, 1014363), (14, 869454), (18, 676242), (21, 579636), (27, 450828), (28, 434727), (36, 338121), (42, 289818), (54, 225414), (63, 193212), (81, 150276), (84, 144909), (108, 112707), (126, 96606), (162, 75138), (189, 64404), (243, 50092), (252, 48303), (324, 37569), (378, 32202), (486, 25046), (567, 21468), (756, 16101), (972, 12523), (1134, 10734), (1701, 7156), (1789, 6804), (2268, 5367), (3402, 3578)]