28702330

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:502

約数の個数: 32

約数和(自身を含む): 52996608

約数和(自身を除く): 24294278

約数列:

[1, 2, 5, 10, 61, 122, 211, 223, 305, 422, 446, 610, 1055, 1115, 2110, 2230, 12871, 13603, 25742, 27206, 47053, 64355, 68015, 94106, 128710, 136030, 235265, 470530, 2870233, 5740466, 14351165, 28702330]

約数ペア:

[(1, 28702330), (2, 14351165), (5, 5740466), (10, 2870233), (61, 470530), (122, 235265), (211, 136030), (223, 128710), (305, 94106), (422, 68015), (446, 64355), (610, 47053), (1055, 27206), (1115, 25742), (2110, 13603), (2230, 12871)]