291268016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1400327}}^1$

素因数の和:1400348

約数の個数: 20

約数和(自身を含む): 607742352

約数和(自身を除く): 316474336

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1400327, 2800654, 5601308, 11202616, 18204251, 22405232, 36408502, 72817004, 145634008, 291268016]

約数ペア:

[(1, 291268016), (2, 145634008), (4, 72817004), (8, 36408502), (13, 22405232), (16, 18204251), (26, 11202616), (52, 5601308), (104, 2800654), (208, 1400327)]