27191890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1381}}^1$

素因数の和:1578

約数の個数: 32

約数和(自身を含む): 53732160

約数和(自身を除く): 26540270

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 179, 358, 895, 1381, 1790, 1969, 2762, 3938, 6905, 9845, 13810, 15191, 19690, 30382, 75955, 151910, 247199, 494398, 1235995, 2471990, 2719189, 5438378, 13595945, 27191890]

約数ペア:

[(1, 27191890), (2, 13595945), (5, 5438378), (10, 2719189), (11, 2471990), (22, 1235995), (55, 494398), (110, 247199), (179, 151910), (358, 75955), (895, 30382), (1381, 19690), (1790, 15191), (1969, 13810), (2762, 9845), (3938, 6905)]