971796287

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 1323786240

約数和(自身を除く): 351989953

約数列:

[1, 7, 11, 19, 53, 77, 83, 133, 151, 209, 371, 581, 583, 913, 1007, 1057, 1463, 1577, 1661, 2869, 4081, 4399, 6391, 7049, 8003, 11039, 11077, 11627, 12533, 17347, 20083, 30793, 31559, 48389, 56021, 77539, 83581, 87731, 88033, 121429, 137863, 152057, 220913, 238127, 338723, 585067, 616231, 664249, 919391, 965041, 1064399, 1666889, 1672627, 2619397, 4649743, 6435737, 7306739, 11708389, 12620731, 18335779, 51147173, 88345117, 138828041, 971796287]

約数ペア:

[(1, 971796287), (7, 138828041), (11, 88345117), (19, 51147173), (53, 18335779), (77, 12620731), (83, 11708389), (133, 7306739), (151, 6435737), (209, 4649743), (371, 2619397), (581, 1672627), (583, 1666889), (913, 1064399), (1007, 965041), (1057, 919391), (1463, 664249), (1577, 616231), (1661, 585067), (2869, 338723), (4081, 238127), (4399, 220913), (6391, 152057), (7049, 137863), (8003, 121429), (11039, 88033), (11077, 87731), (11627, 83581), (12533, 77539), (17347, 56021), (20083, 48389), (30793, 31559)]