81005784

素因数分解:

$2^3\times 3^1\times {\mathrm{163}}^1\times {\mathrm{20707}}^1$

素因数の和:20879

約数の個数: 32

約数和(自身を含む): 203766720

約数和(自身を除く): 122760936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 163, 326, 489, 652, 978, 1304, 1956, 3912, 20707, 41414, 62121, 82828, 124242, 165656, 248484, 496968, 3375241, 6750482, 10125723, 13500964, 20251446, 27001928, 40502892, 81005784]

約数ペア:

[(1, 81005784), (2, 40502892), (3, 27001928), (4, 20251446), (6, 13500964), (8, 10125723), (12, 6750482), (24, 3375241), (163, 496968), (326, 248484), (489, 165656), (652, 124242), (978, 82828), (1304, 62121), (1956, 41414), (3912, 20707)]