24895871

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:85

約数の個数: 72

約数和(自身を含む): 38208240

約数和(自身を除く): 13312369

約数列:

[1, 7, 11, 13, 17, 19, 49, 77, 91, 119, 121, 133, 143, 187, 209, 221, 247, 323, 539, 637, 833, 847, 931, 1001, 1309, 1463, 1547, 1573, 1729, 2057, 2261, 2299, 2431, 2717, 3553, 4199, 5929, 7007, 9163, 10241, 10829, 11011, 12103, 14399, 15827, 16093, 17017, 19019, 24871, 26741, 29393, 29887, 39083, 46189, 77077, 100793, 112651, 119119, 133133, 174097, 187187, 205751, 209209, 273581, 323323, 508079, 1310309, 1464463, 1915067, 2263261, 3556553, 24895871]

約数ペア:

[(1, 24895871), (7, 3556553), (11, 2263261), (13, 1915067), (17, 1464463), (19, 1310309), (49, 508079), (77, 323323), (91, 273581), (119, 209209), (121, 205751), (133, 187187), (143, 174097), (187, 133133), (209, 119119), (221, 112651), (247, 100793), (323, 77077), (539, 46189), (637, 39083), (833, 29887), (847, 29393), (931, 26741), (1001, 24871), (1309, 19019), (1463, 17017), (1547, 16093), (1573, 15827), (1729, 14399), (2057, 12103), (2261, 11011), (2299, 10829), (2431, 10241), (2717, 9163), (3553, 7007), (4199, 5929)]