269249968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1294471}}^1$

素因数の和:1294492

約数の個数: 20

約数和(自身を含む): 561800848

約数和(自身を除く): 292550880

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1294471, 2588942, 5177884, 10355768, 16828123, 20711536, 33656246, 67312492, 134624984, 269249968]

約数ペア:

[(1, 269249968), (2, 134624984), (4, 67312492), (8, 33656246), (13, 20711536), (16, 16828123), (26, 10355768), (52, 5177884), (104, 2588942), (208, 1294471)]