81591832

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{18443}}^1$

素因数の和:18535

約数の個数: 32

約数和(自身を含む): 177062400

約数和(自身を除く): 95470568

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 18443, 36886, 73772, 129101, 147544, 258202, 516404, 1032808, 1456997, 2913994, 5827988, 10198979, 11655976, 20397958, 40795916, 81591832]

約数ペア:

[(1, 81591832), (2, 40795916), (4, 20397958), (7, 11655976), (8, 10198979), (14, 5827988), (28, 2913994), (56, 1456997), (79, 1032808), (158, 516404), (316, 258202), (553, 147544), (632, 129101), (1106, 73772), (2212, 36886), (4424, 18443)]