221412412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{4257931}}^1$

素因数の和:4257948

約数の個数: 12

約数和(自身を含む): 417277336

約数和(自身を除く): 195864924

約数列:

[1, 2, 4, 13, 26, 52, 4257931, 8515862, 17031724, 55353103, 110706206, 221412412]

約数ペア:

[(1, 221412412), (2, 110706206), (4, 55353103), (13, 17031724), (26, 8515862), (52, 4257931)]