28138136

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6599}}^1$

素因数の和:6659

約数の個数: 32

約数和(自身を含む): 58212000

約数和(自身を除く): 30073864

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 6599, 13198, 26396, 52792, 85787, 171574, 270559, 343148, 541118, 686296, 1082236, 2164472, 3517267, 7034534, 14069068, 28138136]

約数ペア:

[(1, 28138136), (2, 14069068), (4, 7034534), (8, 3517267), (13, 2164472), (26, 1082236), (41, 686296), (52, 541118), (82, 343148), (104, 270559), (164, 171574), (328, 85787), (533, 52792), (1066, 26396), (2132, 13198), (4264, 6599)]