222851408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1071401}}^1$

素因数の和:1071422

約数の個数: 20

約数和(自身を含む): 464988468

約数和(自身を除く): 242137060

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1071401, 2142802, 4285604, 8571208, 13928213, 17142416, 27856426, 55712852, 111425704, 222851408]

約数ペア:

[(1, 222851408), (2, 111425704), (4, 55712852), (8, 27856426), (13, 17142416), (16, 13928213), (26, 8571208), (52, 4285604), (104, 2142802), (208, 1071401)]