1272579987

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{11969}}^1$

素因数の和:12123

約数の個数: 32

約数和(自身を含む): 1994872320

約数和(自身を除く): 722292333

約数列:

[1, 3, 7, 21, 61, 83, 183, 249, 427, 581, 1281, 1743, 5063, 11969, 15189, 35441, 35907, 83783, 106323, 251349, 730109, 993427, 2190327, 2980281, 5110763, 6953989, 15332289, 20861967, 60599047, 181797141, 424193329, 1272579987]

約数ペア:

[(1, 1272579987), (3, 424193329), (7, 181797141), (21, 60599047), (61, 20861967), (83, 15332289), (183, 6953989), (249, 5110763), (427, 2980281), (581, 2190327), (1281, 993427), (1743, 730109), (5063, 251349), (11969, 106323), (15189, 83783), (35441, 35907)]