153403790

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{15511}}^1$

素因数の和:15584

約数の個数: 32

約数和(自身を含む): 294852096

約数和(自身を除く): 141448306

約数列:

[1, 2, 5, 10, 23, 43, 46, 86, 115, 215, 230, 430, 989, 1978, 4945, 9890, 15511, 31022, 77555, 155110, 356753, 666973, 713506, 1333946, 1783765, 3334865, 3567530, 6669730, 15340379, 30680758, 76701895, 153403790]

約数ペア:

[(1, 153403790), (2, 76701895), (5, 30680758), (10, 15340379), (23, 6669730), (43, 3567530), (46, 3334865), (86, 1783765), (115, 1333946), (215, 713506), (230, 666973), (430, 356753), (989, 155110), (1978, 77555), (4945, 31022), (9890, 15511)]