16895725

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 26712576

約数和(自身を除く): 9816851

約数列:

[1, 5, 7, 11, 25, 35, 55, 67, 77, 131, 175, 275, 335, 385, 469, 655, 737, 917, 1441, 1675, 1925, 2345, 3275, 3685, 4585, 5159, 7205, 8777, 10087, 11725, 18425, 22925, 25795, 36025, 43885, 50435, 61439, 96547, 128975, 219425, 252175, 307195, 482735, 675829, 1535975, 2413675, 3379145, 16895725]

約数ペア:

[(1, 16895725), (5, 3379145), (7, 2413675), (11, 1535975), (25, 675829), (35, 482735), (55, 307195), (67, 252175), (77, 219425), (131, 128975), (175, 96547), (275, 61439), (335, 50435), (385, 43885), (469, 36025), (655, 25795), (737, 22925), (917, 18425), (1441, 11725), (1675, 10087), (1925, 8777), (2345, 7205), (3275, 5159), (3685, 4585)]