381408496

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{15271}}^1$

素因数の和:15509

約数の個数: 40

約数和(自身を含む): 848390144

約数和(自身を除く): 466981648

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 892, 1561, 1784, 3122, 3568, 6244, 12488, 15271, 24976, 30542, 61084, 106897, 122168, 213794, 244336, 427588, 855176, 1710352, 3405433, 6810866, 13621732, 23838031, 27243464, 47676062, 54486928, 95352124, 190704248, 381408496]

約数ペア:

[(1, 381408496), (2, 190704248), (4, 95352124), (7, 54486928), (8, 47676062), (14, 27243464), (16, 23838031), (28, 13621732), (56, 6810866), (112, 3405433), (223, 1710352), (446, 855176), (892, 427588), (1561, 244336), (1784, 213794), (3122, 122168), (3568, 106897), (6244, 61084), (12488, 30542), (15271, 24976)]