208049824

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{3217}}^1$

素因数の和:3317

約数の個数: 48

約数和(自身を含む): 428174208

約数和(自身を除く): 220124384

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 86, 94, 172, 188, 344, 376, 688, 752, 1376, 1504, 2021, 3217, 4042, 6434, 8084, 12868, 16168, 25736, 32336, 51472, 64672, 102944, 138331, 151199, 276662, 302398, 553324, 604796, 1106648, 1209592, 2213296, 2419184, 4426592, 4838368, 6501557, 13003114, 26006228, 52012456, 104024912, 208049824]

約数ペア:

[(1, 208049824), (2, 104024912), (4, 52012456), (8, 26006228), (16, 13003114), (32, 6501557), (43, 4838368), (47, 4426592), (86, 2419184), (94, 2213296), (172, 1209592), (188, 1106648), (344, 604796), (376, 553324), (688, 302398), (752, 276662), (1376, 151199), (1504, 138331), (2021, 102944), (3217, 64672), (4042, 51472), (6434, 32336), (8084, 25736), (12868, 16168)]