72459729

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{349}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 117936000

約数和(自身を除く): 45476271

約数列:

[1, 3, 9, 17, 23, 51, 59, 69, 153, 177, 207, 349, 391, 531, 1003, 1047, 1173, 1357, 3009, 3141, 3519, 4071, 5933, 8027, 9027, 12213, 17799, 20591, 23069, 24081, 53397, 61773, 69207, 72243, 136459, 185319, 207621, 350047, 409377, 473593, 1050141, 1228131, 1420779, 3150423, 4262337, 8051081, 24153243, 72459729]

約数ペア:

[(1, 72459729), (3, 24153243), (9, 8051081), (17, 4262337), (23, 3150423), (51, 1420779), (59, 1228131), (69, 1050141), (153, 473593), (177, 409377), (207, 350047), (349, 207621), (391, 185319), (531, 136459), (1003, 72243), (1047, 69207), (1173, 61773), (1357, 53397), (3009, 24081), (3141, 23069), (3519, 20591), (4071, 17799), (5933, 12213), (8027, 9027)]