221963534

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{275389}}^1$

素因数の和:275435

約数の個数: 16

約数和(自身を含む): 370124160

約数和(自身を除く): 148160626

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 275389, 550778, 3580057, 7160114, 8537059, 17074118, 110981767, 221963534]

約数ペア:

[(1, 221963534), (2, 110981767), (13, 17074118), (26, 8537059), (31, 7160114), (62, 3580057), (403, 550778), (806, 275389)]