2505965

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1$

素因数の和:329

約数の個数: 32

約数和(自身を含む): 3926016

約数和(自身を除く): 1420051

約数列:

[1, 5, 7, 11, 23, 35, 55, 77, 115, 161, 253, 283, 385, 805, 1265, 1415, 1771, 1981, 3113, 6509, 8855, 9905, 15565, 21791, 32545, 45563, 71599, 108955, 227815, 357995, 501193, 2505965]

約数ペア:

[(1, 2505965), (5, 501193), (7, 357995), (11, 227815), (23, 108955), (35, 71599), (55, 45563), (77, 32545), (115, 21791), (161, 15565), (253, 9905), (283, 8855), (385, 6509), (805, 3113), (1265, 1981), (1415, 1771)]