28788592

素因数分解:

$2^4\times 7^1\times {\mathrm{401}}^1\times {\mathrm{641}}^1$

素因数の和:1057

約数の個数: 40

約数和(自身を含む): 64004832

約数和(自身を除く): 35216240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 401, 641, 802, 1282, 1604, 2564, 2807, 3208, 4487, 5128, 5614, 6416, 8974, 10256, 11228, 17948, 22456, 35896, 44912, 71792, 257041, 514082, 1028164, 1799287, 2056328, 3598574, 4112656, 7197148, 14394296, 28788592]

約数ペア:

[(1, 28788592), (2, 14394296), (4, 7197148), (7, 4112656), (8, 3598574), (14, 2056328), (16, 1799287), (28, 1028164), (56, 514082), (112, 257041), (401, 71792), (641, 44912), (802, 35896), (1282, 22456), (1604, 17948), (2564, 11228), (2807, 10256), (3208, 8974), (4487, 6416), (5128, 5614)]