72647919

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{457}}^1\times {\mathrm{1039}}^1$

素因数の和:1519

約数の個数: 24

約数和(自身を含む): 111458880

約数和(自身を除く): 38810961

約数列:

[1, 3, 9, 17, 51, 153, 457, 1039, 1371, 3117, 4113, 7769, 9351, 17663, 23307, 52989, 69921, 158967, 474823, 1424469, 4273407, 8071991, 24215973, 72647919]

約数ペア:

[(1, 72647919), (3, 24215973), (9, 8071991), (17, 4273407), (51, 1424469), (153, 474823), (457, 158967), (1039, 69921), (1371, 52989), (3117, 23307), (4113, 17663), (7769, 9351)]