28214390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 57153600

約数和(自身を除く): 28939210

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 59, 85, 97, 118, 145, 170, 194, 290, 295, 485, 493, 590, 970, 986, 1003, 1649, 1711, 2006, 2465, 2813, 3298, 3422, 4930, 5015, 5626, 5723, 8245, 8555, 10030, 11446, 14065, 16490, 17110, 28130, 28615, 29087, 47821, 57230, 58174, 95642, 97291, 145435, 165967, 194582, 239105, 290870, 331934, 478210, 486455, 829835, 972910, 1659670, 2821439, 5642878, 14107195, 28214390]

約数ペア:

[(1, 28214390), (2, 14107195), (5, 5642878), (10, 2821439), (17, 1659670), (29, 972910), (34, 829835), (58, 486455), (59, 478210), (85, 331934), (97, 290870), (118, 239105), (145, 194582), (170, 165967), (194, 145435), (290, 97291), (295, 95642), (485, 58174), (493, 57230), (590, 47821), (970, 29087), (986, 28615), (1003, 28130), (1649, 17110), (1711, 16490), (2006, 14065), (2465, 11446), (2813, 10030), (3298, 8555), (3422, 8245), (4930, 5723), (5015, 5626)]