201396728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{6991}}^1$

素因数の和:7287

約数の個数: 32

約数和(自身を含む): 408192960

約数和(自身を除く): 206796232

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 277, 554, 1108, 2216, 3601, 6991, 7202, 13982, 14404, 27964, 28808, 55928, 90883, 181766, 363532, 727064, 1936507, 3873014, 7746028, 15492056, 25174591, 50349182, 100698364, 201396728]

約数ペア:

[(1, 201396728), (2, 100698364), (4, 50349182), (8, 25174591), (13, 15492056), (26, 7746028), (52, 3873014), (104, 1936507), (277, 727064), (554, 363532), (1108, 181766), (2216, 90883), (3601, 55928), (6991, 28808), (7202, 27964), (13982, 14404)]