27807155

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 37283328

約数和(自身を除く): 9476173

約数列:

[1, 5, 17, 31, 61, 85, 155, 173, 305, 527, 865, 1037, 1891, 2635, 2941, 5185, 5363, 9455, 10553, 14705, 26815, 32147, 52765, 91171, 160735, 179401, 327143, 455855, 897005, 1635715, 5561431, 27807155]

約数ペア:

[(1, 27807155), (5, 5561431), (17, 1635715), (31, 897005), (61, 455855), (85, 327143), (155, 179401), (173, 160735), (305, 91171), (527, 52765), (865, 32147), (1037, 26815), (1891, 14705), (2635, 10553), (2941, 9455), (5185, 5363)]