28301104

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1321}}^1$

素因数の和:1445

約数の個数: 40

約数和(自身を含む): 59669792

約数和(自身を除く): 31368688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 103, 104, 206, 208, 412, 824, 1321, 1339, 1648, 2642, 2678, 5284, 5356, 10568, 10712, 17173, 21136, 21424, 34346, 68692, 136063, 137384, 272126, 274768, 544252, 1088504, 1768819, 2177008, 3537638, 7075276, 14150552, 28301104]

約数ペア:

[(1, 28301104), (2, 14150552), (4, 7075276), (8, 3537638), (13, 2177008), (16, 1768819), (26, 1088504), (52, 544252), (103, 274768), (104, 272126), (206, 137384), (208, 136063), (412, 68692), (824, 34346), (1321, 21424), (1339, 21136), (1648, 17173), (2642, 10712), (2678, 10568), (5284, 5356)]