2166225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1699}}^1$

素因数の和:1729

約数の個数: 24

約数和(自身を含む): 3794400

約数和(自身を除く): 1628175

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1275, 1699, 5097, 8495, 25485, 28883, 42475, 86649, 127425, 144415, 433245, 722075, 2166225]

約数ペア:

[(1, 2166225), (3, 722075), (5, 433245), (15, 144415), (17, 127425), (25, 86649), (51, 42475), (75, 28883), (85, 25485), (255, 8495), (425, 5097), (1275, 1699)]