309890492

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{9137}}^1$

素因数の和:9341

約数の個数: 24

約数和(自身を含む): 555224880

約数和(自身を除く): 245334388

約数列:

[1, 2, 4, 61, 122, 139, 244, 278, 556, 8479, 9137, 16958, 18274, 33916, 36548, 557357, 1114714, 1270043, 2229428, 2540086, 5080172, 77472623, 154945246, 309890492]

約数ペア:

[(1, 309890492), (2, 154945246), (4, 77472623), (61, 5080172), (122, 2540086), (139, 2229428), (244, 1270043), (278, 1114714), (556, 557357), (8479, 36548), (9137, 33916), (16958, 18274)]