81958744

素因数分解:

$2^3\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6563}}^1$

素因数の和:6799

約数の個数: 32

約数和(自身を含む): 176440320

約数和(自身を除く): 94481576

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 223, 446, 892, 1561, 1784, 3122, 6244, 6563, 12488, 13126, 26252, 45941, 52504, 91882, 183764, 367528, 1463549, 2927098, 5854196, 10244843, 11708392, 20489686, 40979372, 81958744]

約数ペア:

[(1, 81958744), (2, 40979372), (4, 20489686), (7, 11708392), (8, 10244843), (14, 5854196), (28, 2927098), (56, 1463549), (223, 367528), (446, 183764), (892, 91882), (1561, 52504), (1784, 45941), (3122, 26252), (6244, 13126), (6563, 12488)]