81186156

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{25339}}^1$

素因数の和:25438

約数の個数: 36

約数和(自身を含む): 207534600

約数和(自身を除く): 126348444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 25339, 50678, 76017, 101356, 152034, 228051, 304068, 456102, 912204, 2255171, 4510342, 6765513, 9020684, 13531026, 20296539, 27062052, 40593078, 81186156]

約数ペア:

[(1, 81186156), (2, 40593078), (3, 27062052), (4, 20296539), (6, 13531026), (9, 9020684), (12, 6765513), (18, 4510342), (36, 2255171), (89, 912204), (178, 456102), (267, 304068), (356, 228051), (534, 152034), (801, 101356), (1068, 76017), (1602, 50678), (3204, 25339)]