28804945715

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9043939}}^1$

素因数の和:9043971

約数の個数: 24

約数和(自身を含む): 43302384720

約数和(自身を除く): 14497439005

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 9043939, 45219695, 63307573, 117571207, 316537865, 443153011, 587856035, 822998449, 2215765055, 4114992245, 5760989143, 28804945715]

約数ペア:

[(1, 28804945715), (5, 5760989143), (7, 4114992245), (13, 2215765055), (35, 822998449), (49, 587856035), (65, 443153011), (91, 316537865), (245, 117571207), (455, 63307573), (637, 45219695), (3185, 9043939)]