661254

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 1482624

約数和(自身を除く): 821370

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 86, 129, 233, 258, 466, 473, 699, 946, 1398, 1419, 2563, 2838, 5126, 7689, 10019, 15378, 20038, 30057, 60114, 110209, 220418, 330627, 661254]

約数ペア:

[(1, 661254), (2, 330627), (3, 220418), (6, 110209), (11, 60114), (22, 30057), (33, 20038), (43, 15378), (66, 10019), (86, 7689), (129, 5126), (233, 2838), (258, 2563), (466, 1419), (473, 1398), (699, 946)]