67740736

素因数分解:

$2^6\times 7^2\times {\mathrm{21601}}^1$

素因数の和:21627

約数の個数: 42

約数和(自身を含む): 156376878

約数和(自身を除く): 88636142

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 21601, 43202, 86404, 151207, 172808, 302414, 345616, 604828, 691232, 1058449, 1209656, 1382464, 2116898, 2419312, 4233796, 4838624, 8467592, 9677248, 16935184, 33870368, 67740736]

約数ペア:

[(1, 67740736), (2, 33870368), (4, 16935184), (7, 9677248), (8, 8467592), (14, 4838624), (16, 4233796), (28, 2419312), (32, 2116898), (49, 1382464), (56, 1209656), (64, 1058449), (98, 691232), (112, 604828), (196, 345616), (224, 302414), (392, 172808), (448, 151207), (784, 86404), (1568, 43202), (3136, 21601)]