213560930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{66947}}^1$

素因数の和:66994

約数の個数: 32

約数和(自身を含む): 433823040

約数和(自身を除く): 220262110

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 66947, 133894, 334735, 669470, 736417, 1472834, 1941463, 3682085, 3882926, 7364170, 9707315, 19414630, 21356093, 42712186, 106780465, 213560930]

約数ペア:

[(1, 213560930), (2, 106780465), (5, 42712186), (10, 21356093), (11, 19414630), (22, 9707315), (29, 7364170), (55, 3882926), (58, 3682085), (110, 1941463), (145, 1472834), (290, 736417), (319, 669470), (638, 334735), (1595, 133894), (3190, 66947)]