15729028

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18121}}^1$

素因数の和:18163

約数の個数: 24

約数和(自身を含む): 32474624

約数和(自身を除く): 16745596

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 18121, 36242, 72484, 126847, 253694, 507388, 561751, 1123502, 2247004, 3932257, 7864514, 15729028]

約数ペア:

[(1, 15729028), (2, 7864514), (4, 3932257), (7, 2247004), (14, 1123502), (28, 561751), (31, 507388), (62, 253694), (124, 126847), (217, 72484), (434, 36242), (868, 18121)]