28268218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{229}}^1$

素因数の和:454

約数の個数: 32

約数和(自身を含む): 48222720

約数和(自身を除く): 19954502

約数列:

[1, 2, 11, 22, 31, 62, 181, 229, 341, 362, 458, 682, 1991, 2519, 3982, 5038, 5611, 7099, 11222, 14198, 41449, 61721, 78089, 82898, 123442, 156178, 455939, 911878, 1284919, 2569838, 14134109, 28268218]

約数ペア:

[(1, 28268218), (2, 14134109), (11, 2569838), (22, 1284919), (31, 911878), (62, 455939), (181, 156178), (229, 123442), (341, 82898), (362, 78089), (458, 61721), (682, 41449), (1991, 14198), (2519, 11222), (3982, 7099), (5038, 5611)]