66442684

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{215723}}^1$

素因数の和:215745

約数の個数: 24

約数和(自身を含む): 144966528

約数和(自身を除く): 78523844

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 215723, 431446, 862892, 1510061, 2372953, 3020122, 4745906, 6040244, 9491812, 16610671, 33221342, 66442684]

約数ペア:

[(1, 66442684), (2, 33221342), (4, 16610671), (7, 9491812), (11, 6040244), (14, 4745906), (22, 3020122), (28, 2372953), (44, 1510061), (77, 862892), (154, 431446), (308, 215723)]