27905108

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{43}}^2$

素因数の和:122

約数の個数: 72

約数和(自身を含む): 63604800

約数和(自身を除く): 35699692

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 49, 77, 86, 98, 154, 172, 196, 301, 308, 343, 473, 539, 602, 686, 946, 1078, 1204, 1372, 1849, 1892, 2107, 2156, 3311, 3698, 3773, 4214, 6622, 7396, 7546, 8428, 12943, 13244, 14749, 15092, 20339, 23177, 25886, 29498, 40678, 46354, 51772, 58996, 81356, 90601, 92708, 142373, 162239, 181202, 284746, 324478, 362404, 569492, 634207, 648956, 996611, 1268414, 1993222, 2536828, 3986444, 6976277, 13952554, 27905108]

約数ペア:

[(1, 27905108), (2, 13952554), (4, 6976277), (7, 3986444), (11, 2536828), (14, 1993222), (22, 1268414), (28, 996611), (43, 648956), (44, 634207), (49, 569492), (77, 362404), (86, 324478), (98, 284746), (154, 181202), (172, 162239), (196, 142373), (301, 92708), (308, 90601), (343, 81356), (473, 58996), (539, 51772), (602, 46354), (686, 40678), (946, 29498), (1078, 25886), (1204, 23177), (1372, 20339), (1849, 15092), (1892, 14749), (2107, 13244), (2156, 12943), (3311, 8428), (3698, 7546), (3773, 7396), (4214, 6622)]