27781432

素因数分解:

$2^3\times 7^2\times {\mathrm{131}}^1\times {\mathrm{541}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 61170120

約数和(自身を除く): 33388688

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 131, 196, 262, 392, 524, 541, 917, 1048, 1082, 1834, 2164, 3668, 3787, 4328, 6419, 7336, 7574, 12838, 15148, 25676, 26509, 30296, 51352, 53018, 70871, 106036, 141742, 212072, 283484, 496097, 566968, 992194, 1984388, 3472679, 3968776, 6945358, 13890716, 27781432]

約数ペア:

[(1, 27781432), (2, 13890716), (4, 6945358), (7, 3968776), (8, 3472679), (14, 1984388), (28, 992194), (49, 566968), (56, 496097), (98, 283484), (131, 212072), (196, 141742), (262, 106036), (392, 70871), (524, 53018), (541, 51352), (917, 30296), (1048, 26509), (1082, 25676), (1834, 15148), (2164, 12838), (3668, 7574), (3787, 7336), (4328, 6419)]