248148978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 654372864

約数和(自身を除く): 406223886

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 23, 33, 42, 46, 66, 69, 77, 121, 138, 154, 161, 193, 231, 242, 253, 322, 363, 386, 462, 483, 506, 579, 726, 759, 847, 966, 1158, 1331, 1351, 1518, 1694, 1771, 2123, 2541, 2662, 2702, 2783, 3542, 3993, 4053, 4246, 4439, 5082, 5313, 5566, 6369, 7986, 8106, 8349, 8878, 9317, 10626, 12738, 13317, 14861, 16698, 18634, 19481, 23353, 26634, 27951, 29722, 30613, 31073, 38962, 44583, 46706, 48829, 55902, 58443, 61226, 62146, 70059, 89166, 91839, 93219, 97658, 116886, 140118, 146487, 163471, 183678, 186438, 214291, 256883, 292974, 326942, 341803, 428582, 490413, 513766, 537119, 642873, 683606, 770649, 980826, 1025409, 1074238, 1285746, 1541298, 1611357, 1798181, 2050818, 3222714, 3596362, 3759833, 5394543, 5908309, 7519666, 10789086, 11279499, 11816618, 17724927, 22558998, 35449854, 41358163, 82716326, 124074489, 248148978]

約数ペア:

[(1, 248148978), (2, 124074489), (3, 82716326), (6, 41358163), (7, 35449854), (11, 22558998), (14, 17724927), (21, 11816618), (22, 11279499), (23, 10789086), (33, 7519666), (42, 5908309), (46, 5394543), (66, 3759833), (69, 3596362), (77, 3222714), (121, 2050818), (138, 1798181), (154, 1611357), (161, 1541298), (193, 1285746), (231, 1074238), (242, 1025409), (253, 980826), (322, 770649), (363, 683606), (386, 642873), (462, 537119), (483, 513766), (506, 490413), (579, 428582), (726, 341803), (759, 326942), (847, 292974), (966, 256883), (1158, 214291), (1331, 186438), (1351, 183678), (1518, 163471), (1694, 146487), (1771, 140118), (2123, 116886), (2541, 97658), (2662, 93219), (2702, 91839), (2783, 89166), (3542, 70059), (3993, 62146), (4053, 61226), (4246, 58443), (4439, 55902), (5082, 48829), (5313, 46706), (5566, 44583), (6369, 38962), (7986, 31073), (8106, 30613), (8349, 29722), (8878, 27951), (9317, 26634), (10626, 23353), (12738, 19481), (13317, 18634), (14861, 16698)]