388366972

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{815897}}^1$

素因数の和:815925

約数の個数: 24

約数和(自身を含む): 822425184

約数和(自身を除く): 434058212

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 815897, 1631794, 3263588, 5711279, 11422558, 13870249, 22845116, 27740498, 55480996, 97091743, 194183486, 388366972]

約数ペア:

[(1, 388366972), (2, 194183486), (4, 97091743), (7, 55480996), (14, 27740498), (17, 22845116), (28, 13870249), (34, 11422558), (68, 5711279), (119, 3263588), (238, 1631794), (476, 815897)]