2220201459

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{3061}}^1$

素因数の和:3500

約数の個数: 48

約数和(自身を含む): 3802269120

約数和(自身を除く): 1582067661

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 397, 609, 1191, 1827, 2779, 3061, 3573, 8337, 9183, 11513, 21427, 25011, 27549, 34539, 64281, 80591, 88769, 103617, 192843, 241773, 266307, 621383, 725319, 798921, 1215217, 1864149, 3645651, 5592447, 8506519, 10936953, 25519557, 35241293, 76558671, 105723879, 246689051, 317171637, 740067153, 2220201459]

約数ペア:

[(1, 2220201459), (3, 740067153), (7, 317171637), (9, 246689051), (21, 105723879), (29, 76558671), (63, 35241293), (87, 25519557), (203, 10936953), (261, 8506519), (397, 5592447), (609, 3645651), (1191, 1864149), (1827, 1215217), (2779, 798921), (3061, 725319), (3573, 621383), (8337, 266307), (9183, 241773), (11513, 192843), (21427, 103617), (25011, 88769), (27549, 80591), (34539, 64281)]