27666212

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 57238272

約数和(自身を除く): 29572060

約数列:

[1, 2, 4, 7, 14, 28, 53, 103, 106, 181, 206, 212, 362, 371, 412, 721, 724, 742, 1267, 1442, 1484, 2534, 2884, 5068, 5459, 9593, 10918, 18643, 19186, 21836, 37286, 38213, 38372, 67151, 74572, 76426, 130501, 134302, 152852, 261002, 268604, 522004, 988079, 1976158, 3952316, 6916553, 13833106, 27666212]

約数ペア:

[(1, 27666212), (2, 13833106), (4, 6916553), (7, 3952316), (14, 1976158), (28, 988079), (53, 522004), (103, 268604), (106, 261002), (181, 152852), (206, 134302), (212, 130501), (362, 76426), (371, 74572), (412, 67151), (721, 38372), (724, 38213), (742, 37286), (1267, 21836), (1442, 19186), (1484, 18643), (2534, 10918), (2884, 9593), (5068, 5459)]