81151521

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3449}}^1$

素因数の和:3517

約数の個数: 32

約数和(自身を含む): 127180800

約数和(自身を除く): 46029279

約数列:

[1, 3, 11, 23, 31, 33, 69, 93, 253, 341, 713, 759, 1023, 2139, 3449, 7843, 10347, 23529, 37939, 79327, 106919, 113817, 237981, 320757, 872597, 1176109, 2459137, 2617791, 3528327, 7377411, 27050507, 81151521]

約数ペア:

[(1, 81151521), (3, 27050507), (11, 7377411), (23, 3528327), (31, 2617791), (33, 2459137), (69, 1176109), (93, 872597), (253, 320757), (341, 237981), (713, 113817), (759, 106919), (1023, 79327), (2139, 37939), (3449, 23529), (7843, 10347)]