2811753

素因数分解:

$3^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:73

約数の個数: 56

約数和(自身を含む): 5246400

約数和(自身を除く): 2434647

約数列:

[1, 3, 7, 9, 19, 21, 27, 29, 57, 63, 81, 87, 133, 171, 189, 203, 243, 261, 399, 513, 551, 567, 609, 729, 783, 1197, 1539, 1653, 1701, 1827, 2349, 3591, 3857, 4617, 4959, 5103, 5481, 7047, 10773, 11571, 13851, 14877, 16443, 21141, 32319, 34713, 44631, 49329, 96957, 104139, 133893, 147987, 312417, 401679, 937251, 2811753]

約数ペア:

[(1, 2811753), (3, 937251), (7, 401679), (9, 312417), (19, 147987), (21, 133893), (27, 104139), (29, 96957), (57, 49329), (63, 44631), (81, 34713), (87, 32319), (133, 21141), (171, 16443), (189, 14877), (203, 13851), (243, 11571), (261, 10773), (399, 7047), (513, 5481), (551, 5103), (567, 4959), (609, 4617), (729, 3857), (783, 3591), (1197, 2349), (1539, 1827), (1653, 1701)]