215718256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{10069}}^1$

素因数の和:10193

約数の個数: 40

約数和(自身を含む): 454519520

約数和(自身を除く): 238801264

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 412, 824, 1339, 1648, 2678, 5356, 10069, 10712, 20138, 21424, 40276, 80552, 130897, 161104, 261794, 523588, 1037107, 1047176, 2074214, 2094352, 4148428, 8296856, 13482391, 16593712, 26964782, 53929564, 107859128, 215718256]

約数ペア:

[(1, 215718256), (2, 107859128), (4, 53929564), (8, 26964782), (13, 16593712), (16, 13482391), (26, 8296856), (52, 4148428), (103, 2094352), (104, 2074214), (206, 1047176), (208, 1037107), (412, 523588), (824, 261794), (1339, 161104), (1648, 130897), (2678, 80552), (5356, 40276), (10069, 21424), (10712, 20138)]