28394471

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{383}}^1$

素因数の和:503

約数の個数: 24

約数和(自身を含む): 35458560

約数和(自身を除く): 7064089

約数列:

[1, 7, 17, 49, 89, 119, 383, 623, 833, 1513, 2681, 4361, 6511, 10591, 18767, 34087, 45577, 74137, 238609, 319039, 579479, 1670263, 4056353, 28394471]

約数ペア:

[(1, 28394471), (7, 4056353), (17, 1670263), (49, 579479), (89, 319039), (119, 238609), (383, 74137), (623, 45577), (833, 34087), (1513, 18767), (2681, 10591), (4361, 6511)]