28588378

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 54495936

約数和(自身を除く): 25907558

約数列:

[1, 2, 7, 13, 14, 26, 43, 86, 91, 169, 182, 281, 301, 338, 559, 562, 602, 1118, 1183, 1967, 2366, 3653, 3913, 3934, 7267, 7306, 7826, 12083, 14534, 24166, 25571, 47489, 50869, 51142, 84581, 94978, 101738, 157079, 169162, 314158, 332423, 664846, 1099553, 2042027, 2199106, 4084054, 14294189, 28588378]

約数ペア:

[(1, 28588378), (2, 14294189), (7, 4084054), (13, 2199106), (14, 2042027), (26, 1099553), (43, 664846), (86, 332423), (91, 314158), (169, 169162), (182, 157079), (281, 101738), (301, 94978), (338, 84581), (559, 51142), (562, 50869), (602, 47489), (1118, 25571), (1183, 24166), (1967, 14534), (2366, 12083), (3653, 7826), (3913, 7306), (3934, 7267)]