219971336

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1229}}^1\times {\mathrm{1721}}^1$

素因数の和:2969

約数の個数: 32

約数和(自身を含む): 444792600

約数和(自身を除く): 224821264

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1229, 1721, 2458, 3442, 4916, 6884, 9832, 13768, 15977, 22373, 31954, 44746, 63908, 89492, 127816, 178984, 2115109, 4230218, 8460436, 16920872, 27496417, 54992834, 109985668, 219971336]

約数ペア:

[(1, 219971336), (2, 109985668), (4, 54992834), (8, 27496417), (13, 16920872), (26, 8460436), (52, 4230218), (104, 2115109), (1229, 178984), (1721, 127816), (2458, 89492), (3442, 63908), (4916, 44746), (6884, 31954), (9832, 22373), (13768, 15977)]