277209712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1332739}}^1$

素因数の和:1332760

約数の個数: 20

約数和(自身を含む): 578409160

約数和(自身を除く): 301199448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1332739, 2665478, 5330956, 10661912, 17325607, 21323824, 34651214, 69302428, 138604856, 277209712]

約数ペア:

[(1, 277209712), (2, 138604856), (4, 69302428), (8, 34651214), (13, 21323824), (16, 17325607), (26, 10661912), (52, 5330956), (104, 2665478), (208, 1332739)]