1289601

素因数分解:

$3^6\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:108

約数の個数: 28

約数和(自身を含む): 2032980

約数和(自身を除く): 743379

約数列:

[1, 3, 9, 27, 29, 61, 81, 87, 183, 243, 261, 549, 729, 783, 1647, 1769, 2349, 4941, 5307, 7047, 14823, 15921, 21141, 44469, 47763, 143289, 429867, 1289601]

約数ペア:

[(1, 1289601), (3, 429867), (9, 143289), (27, 47763), (29, 44469), (61, 21141), (81, 15921), (87, 14823), (183, 7047), (243, 5307), (261, 4941), (549, 2349), (729, 1769), (783, 1647)]