86860890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{321707}}^1$

素因数の和:321723

約数の個数: 32

約数和(自身を含む): 231629760

約数和(自身を除く): 144768870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 321707, 643414, 965121, 1608535, 1930242, 2895363, 3217070, 4825605, 5790726, 8686089, 9651210, 14476815, 17372178, 28953630, 43430445, 86860890]

約数ペア:

[(1, 86860890), (2, 43430445), (3, 28953630), (5, 17372178), (6, 14476815), (9, 9651210), (10, 8686089), (15, 5790726), (18, 4825605), (27, 3217070), (30, 2895363), (45, 1930242), (54, 1608535), (90, 965121), (135, 643414), (270, 321707)]