204431409

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14683}}^1$

素因数の和:14726

約数の個数: 48

約数和(自身を含む): 384838272

約数和(自身を除く): 180406863

約数列:

[1, 3, 7, 9, 13, 17, 21, 39, 51, 63, 91, 117, 119, 153, 221, 273, 357, 663, 819, 1071, 1547, 1989, 4641, 13923, 14683, 44049, 102781, 132147, 190879, 249611, 308343, 572637, 748833, 925029, 1336153, 1717911, 1747277, 2246499, 3244943, 4008459, 5241831, 9734829, 12025377, 15725493, 22714601, 29204487, 68143803, 204431409]

約数ペア:

[(1, 204431409), (3, 68143803), (7, 29204487), (9, 22714601), (13, 15725493), (17, 12025377), (21, 9734829), (39, 5241831), (51, 4008459), (63, 3244943), (91, 2246499), (117, 1747277), (119, 1717911), (153, 1336153), (221, 925029), (273, 748833), (357, 572637), (663, 308343), (819, 249611), (1071, 190879), (1547, 132147), (1989, 102781), (4641, 44049), (13923, 14683)]