1261463428

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{721661}}^1$

素因数の和:721707

約数の個数: 24

約数和(自身を含む): 2424784320

約数和(自身を除く): 1163320892

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 437, 874, 1748, 721661, 1443322, 2886644, 13711559, 16598203, 27423118, 33196406, 54846236, 66392812, 315365857, 630731714, 1261463428]

約数ペア:

[(1, 1261463428), (2, 630731714), (4, 315365857), (19, 66392812), (23, 54846236), (38, 33196406), (46, 27423118), (76, 16598203), (92, 13711559), (437, 2886644), (874, 1443322), (1748, 721661)]