72907731

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{32797}}^1$

素因数の和:32835

約数の個数: 24

約数和(自身を含む): 119384720

約数和(自身を除く): 46476989

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 32797, 98391, 295173, 426361, 623143, 1279083, 1869429, 3837249, 5608287, 8100859, 24302577, 72907731]

約数ペア:

[(1, 72907731), (3, 24302577), (9, 8100859), (13, 5608287), (19, 3837249), (39, 1869429), (57, 1279083), (117, 623143), (171, 426361), (247, 295173), (741, 98391), (2223, 32797)]