2177875

素因数分解:

$5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 32

約数和(自身を含む): 3294720

約数和(自身を除く): 1116845

約数列:

[1, 5, 7, 19, 25, 35, 95, 125, 131, 133, 175, 475, 655, 665, 875, 917, 2375, 2489, 3275, 3325, 4585, 12445, 16375, 16625, 17423, 22925, 62225, 87115, 114625, 311125, 435575, 2177875]

約数ペア:

[(1, 2177875), (5, 435575), (7, 311125), (19, 114625), (25, 87115), (35, 62225), (95, 22925), (125, 17423), (131, 16625), (133, 16375), (175, 12445), (475, 4585), (655, 3325), (665, 3275), (875, 2489), (917, 2375)]