801791998

素因数分解:

$2^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1019}}^1$

素因数の和:1110

約数の個数: 64

約数和(自身を含む): 1488384000

約数和(自身を除く): 686592002

約数列:

[1, 2, 7, 14, 31, 37, 49, 62, 74, 98, 217, 259, 343, 434, 518, 686, 1019, 1147, 1519, 1813, 2038, 2294, 3038, 3626, 7133, 8029, 10633, 12691, 14266, 16058, 21266, 25382, 31589, 37703, 49931, 56203, 63178, 75406, 99862, 112406, 221123, 263921, 349517, 393421, 442246, 527842, 699034, 786842, 1168793, 1547861, 1847447, 2337586, 3095722, 3694894, 8181551, 10835027, 12932129, 16363102, 21670054, 25864258, 57270857, 114541714, 400895999, 801791998]

約数ペア:

[(1, 801791998), (2, 400895999), (7, 114541714), (14, 57270857), (31, 25864258), (37, 21670054), (49, 16363102), (62, 12932129), (74, 10835027), (98, 8181551), (217, 3694894), (259, 3095722), (343, 2337586), (434, 1847447), (518, 1547861), (686, 1168793), (1019, 786842), (1147, 699034), (1519, 527842), (1813, 442246), (2038, 393421), (2294, 349517), (3038, 263921), (3626, 221123), (7133, 112406), (8029, 99862), (10633, 75406), (12691, 63178), (14266, 56203), (16058, 49931), (21266, 37703), (25382, 31589)]