420745919

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{503}}^1$

素因数の和:779

約数の個数: 24

約数和(自身を含む): 480485376

約数和(自身を除く): 59739457

約数列:

[1, 11, 31, 121, 223, 341, 503, 2453, 3751, 5533, 6913, 15593, 26983, 60863, 76043, 112169, 171523, 836473, 1233859, 1886753, 3477239, 13572449, 38249629, 420745919]

約数ペア:

[(1, 420745919), (11, 38249629), (31, 13572449), (121, 3477239), (223, 1886753), (341, 1233859), (503, 836473), (2453, 171523), (3751, 112169), (5533, 76043), (6913, 60863), (15593, 26983)]