156739317

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3947}}^1$

素因数の和:4049

約数の個数: 32

約数和(自身を含む): 250650624

約数和(自身を除く): 93911307

約数列:

[1, 3, 7, 21, 31, 61, 93, 183, 217, 427, 651, 1281, 1891, 3947, 5673, 11841, 13237, 27629, 39711, 82887, 122357, 240767, 367071, 722301, 856499, 1685369, 2569497, 5056107, 7463777, 22391331, 52246439, 156739317]

約数ペア:

[(1, 156739317), (3, 52246439), (7, 22391331), (21, 7463777), (31, 5056107), (61, 2569497), (93, 1685369), (183, 856499), (217, 722301), (427, 367071), (651, 240767), (1281, 122357), (1891, 82887), (3947, 39711), (5673, 27629), (11841, 13237)]