201968965

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{1999}}^1$

素因数の和:2193

約数の個数: 24

約数和(自身を含む): 268128000

約数和(自身を除く): 66159035

約数列:

[1, 5, 11, 55, 121, 167, 605, 835, 1837, 1999, 9185, 9995, 20207, 21989, 101035, 109945, 241879, 333833, 1209395, 1669165, 3672163, 18360815, 40393793, 201968965]

約数ペア:

[(1, 201968965), (5, 40393793), (11, 18360815), (55, 3672163), (121, 1669165), (167, 1209395), (605, 333833), (835, 241879), (1837, 109945), (1999, 101035), (9185, 21989), (9995, 20207)]