16409875

素因数分解:

$5^3\times {\mathrm{43}}^2\times {\mathrm{71}}^1$

素因数の和:172

約数の個数: 24

約数和(自身を含む): 21262176

約数和(自身を除く): 4852301

約数列:

[1, 5, 25, 43, 71, 125, 215, 355, 1075, 1775, 1849, 3053, 5375, 8875, 9245, 15265, 46225, 76325, 131279, 231125, 381625, 656395, 3281975, 16409875]

約数ペア:

[(1, 16409875), (5, 3281975), (25, 656395), (43, 381625), (71, 231125), (125, 131279), (215, 76325), (355, 46225), (1075, 15265), (1775, 9245), (1849, 8875), (3053, 5375)]