989392334

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{19571}}^1$

素因数の和:19760

約数の個数: 32

約数和(自身を含む): 1781208576

約数和(自身を除く): 791816242

約数列:

[1, 2, 7, 14, 23, 46, 157, 161, 314, 322, 1099, 2198, 3611, 7222, 19571, 25277, 39142, 50554, 136997, 273994, 450133, 900266, 3072647, 3150931, 6145294, 6301862, 21508529, 43017058, 70670881, 141341762, 494696167, 989392334]

約数ペア:

[(1, 989392334), (2, 494696167), (7, 141341762), (14, 70670881), (23, 43017058), (46, 21508529), (157, 6301862), (161, 6145294), (314, 3150931), (322, 3072647), (1099, 900266), (2198, 450133), (3611, 273994), (7222, 136997), (19571, 50554), (25277, 39142)]