2980408039

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 3890073600

約数和(自身を除く): 909665561

約数列:

[1, 7, 19, 29, 41, 47, 133, 203, 287, 329, 401, 551, 779, 893, 1189, 1363, 1927, 2807, 3857, 5453, 6251, 7619, 8323, 9541, 11629, 13489, 16441, 18847, 22591, 25897, 36613, 53333, 55883, 81403, 115087, 131929, 158137, 181279, 220951, 256291, 312379, 358093, 391181, 476789, 546563, 772727, 1061777, 1546657, 2186653, 2506651, 3337523, 3825941, 5409089, 7432439, 9058991, 10384697, 14681813, 22409083, 63412937, 72692879, 102772691, 156863581, 425772577, 2980408039]

約数ペア:

[(1, 2980408039), (7, 425772577), (19, 156863581), (29, 102772691), (41, 72692879), (47, 63412937), (133, 22409083), (203, 14681813), (287, 10384697), (329, 9058991), (401, 7432439), (551, 5409089), (779, 3825941), (893, 3337523), (1189, 2506651), (1363, 2186653), (1927, 1546657), (2807, 1061777), (3857, 772727), (5453, 546563), (6251, 476789), (7619, 391181), (8323, 358093), (9541, 312379), (11629, 256291), (13489, 220951), (16441, 181279), (18847, 158137), (22591, 131929), (25897, 115087), (36613, 81403), (53333, 55883)]