28819505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2371}}^1$

素因数の和:2417

約数の個数: 32

約数和(自身を含む): 43037568

約数和(自身を除く): 14218063

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 187, 221, 715, 935, 1105, 2371, 2431, 11855, 12155, 26081, 30823, 40307, 130405, 154115, 201535, 339053, 443377, 523991, 1695265, 2216885, 2619955, 5763901, 28819505]

約数ペア:

[(1, 28819505), (5, 5763901), (11, 2619955), (13, 2216885), (17, 1695265), (55, 523991), (65, 443377), (85, 339053), (143, 201535), (187, 154115), (221, 130405), (715, 40307), (935, 30823), (1105, 26081), (2371, 12155), (2431, 11855)]