165262559

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{661}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 219635712

約数和(自身を除く): 54373153

約数列:

[1, 7, 11, 17, 77, 119, 187, 191, 661, 1309, 1337, 2101, 3247, 4627, 7271, 11237, 14707, 22729, 35717, 50897, 78659, 123607, 126251, 250019, 865249, 883757, 1388761, 2146267, 9721327, 15023869, 23608937, 165262559]

約数ペア:

[(1, 165262559), (7, 23608937), (11, 15023869), (17, 9721327), (77, 2146267), (119, 1388761), (187, 883757), (191, 865249), (661, 250019), (1309, 126251), (1337, 123607), (2101, 78659), (3247, 50897), (4627, 35717), (7271, 22729), (11237, 14707)]