71992984

素因数分解:

$2^3\times 7^1\times {\mathrm{647}}^1\times {\mathrm{1987}}^1$

素因数の和:2647

約数の個数: 32

約数和(自身を含む): 154586880

約数和(自身を除く): 82593896

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 647, 1294, 1987, 2588, 3974, 4529, 5176, 7948, 9058, 13909, 15896, 18116, 27818, 36232, 55636, 111272, 1285589, 2571178, 5142356, 8999123, 10284712, 17998246, 35996492, 71992984]

約数ペア:

[(1, 71992984), (2, 35996492), (4, 17998246), (7, 10284712), (8, 8999123), (14, 5142356), (28, 2571178), (56, 1285589), (647, 111272), (1294, 55636), (1987, 36232), (2588, 27818), (3974, 18116), (4529, 15896), (5176, 13909), (7948, 9058)]