212312492

素因数分解:

$2^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{7793}}^1$

素因数の和:7950

約数の個数: 36

約数和(自身を含む): 435372840

約数和(自身を除く): 223060348

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 139, 196, 278, 556, 973, 1946, 3892, 6811, 7793, 13622, 15586, 27244, 31172, 54551, 109102, 218204, 381857, 763714, 1083227, 1527428, 2166454, 4332908, 7582589, 15165178, 30330356, 53078123, 106156246, 212312492]

約数ペア:

[(1, 212312492), (2, 106156246), (4, 53078123), (7, 30330356), (14, 15165178), (28, 7582589), (49, 4332908), (98, 2166454), (139, 1527428), (196, 1083227), (278, 763714), (556, 381857), (973, 218204), (1946, 109102), (3892, 54551), (6811, 31172), (7793, 27244), (13622, 15586)]