28569716

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 59579520

約数和(自身を除く): 31009804

約数列:

[1, 2, 4, 7, 14, 28, 43, 61, 86, 122, 172, 244, 301, 389, 427, 602, 778, 854, 1204, 1556, 1708, 2623, 2723, 5246, 5446, 10492, 10892, 16727, 18361, 23729, 33454, 36722, 47458, 66908, 73444, 94916, 117089, 166103, 234178, 332206, 468356, 664412, 1020347, 2040694, 4081388, 7142429, 14284858, 28569716]

約数ペア:

[(1, 28569716), (2, 14284858), (4, 7142429), (7, 4081388), (14, 2040694), (28, 1020347), (43, 664412), (61, 468356), (86, 332206), (122, 234178), (172, 166103), (244, 117089), (301, 94916), (389, 73444), (427, 66908), (602, 47458), (778, 36722), (854, 33454), (1204, 23729), (1556, 18361), (1708, 16727), (2623, 10892), (2723, 10492), (5246, 5446)]