157211432

素因数分解:

$2^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{12589}}^1$

素因数の和:12825

約数の個数: 32

約数和(自身を含む): 338419200

約数和(自身を除く): 181207768

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 223, 446, 892, 1561, 1784, 3122, 6244, 12488, 12589, 25178, 50356, 88123, 100712, 176246, 352492, 704984, 2807347, 5614694, 11229388, 19651429, 22458776, 39302858, 78605716, 157211432]

約数ペア:

[(1, 157211432), (2, 78605716), (4, 39302858), (7, 22458776), (8, 19651429), (14, 11229388), (28, 5614694), (56, 2807347), (223, 704984), (446, 352492), (892, 176246), (1561, 100712), (1784, 88123), (3122, 50356), (6244, 25178), (12488, 12589)]