291226684

素因数分解:

$2^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{74827}}^1$

素因数の和:74977

約数の個数: 24

約数和(自身を含む): 586651520

約数和(自身を除く): 295424836

約数列:

[1, 2, 4, 7, 14, 28, 139, 278, 556, 973, 1946, 3892, 74827, 149654, 299308, 523789, 1047578, 2095156, 10400953, 20801906, 41603812, 72806671, 145613342, 291226684]

約数ペア:

[(1, 291226684), (2, 145613342), (4, 72806671), (7, 41603812), (14, 20801906), (28, 10400953), (139, 2095156), (278, 1047578), (556, 523789), (973, 299308), (1946, 149654), (3892, 74827)]