28630136

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{457}}^1$

素因数の和:695

約数の個数: 32

約数和(自身を含む): 55399680

約数和(自身を除く): 26769544

約数列:

[1, 2, 4, 8, 41, 82, 164, 191, 328, 382, 457, 764, 914, 1528, 1828, 3656, 7831, 15662, 18737, 31324, 37474, 62648, 74948, 87287, 149896, 174574, 349148, 698296, 3578767, 7157534, 14315068, 28630136]

約数ペア:

[(1, 28630136), (2, 14315068), (4, 7157534), (8, 3578767), (41, 698296), (82, 349148), (164, 174574), (191, 149896), (328, 87287), (382, 74948), (457, 62648), (764, 37474), (914, 31324), (1528, 18737), (1828, 15662), (3656, 7831)]