289493435

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{2657}}^1$

素因数の和:2963

約数の個数: 32

約数和(自身を含む): 434806272

約数和(自身を除く): 145312837

約数列:

[1, 5, 7, 11, 35, 55, 77, 283, 385, 1415, 1981, 2657, 3113, 9905, 13285, 15565, 18599, 21791, 29227, 92995, 108955, 146135, 204589, 751931, 1022945, 3759655, 5263517, 8271241, 26317585, 41356205, 57898687, 289493435]

約数ペア:

[(1, 289493435), (5, 57898687), (7, 41356205), (11, 26317585), (35, 8271241), (55, 5263517), (77, 3759655), (283, 1022945), (385, 751931), (1415, 204589), (1981, 146135), (2657, 108955), (3113, 92995), (9905, 29227), (13285, 21791), (15565, 18599)]