211021538

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2269}}^1$

素因数の和:2371

約数の個数: 48

約数和(自身を含む): 402144120

約数和(自身を除く): 191122582

約数列:

[1, 2, 7, 13, 14, 26, 49, 73, 91, 98, 146, 182, 511, 637, 949, 1022, 1274, 1898, 2269, 3577, 4538, 6643, 7154, 13286, 15883, 29497, 31766, 46501, 58994, 93002, 111181, 165637, 206479, 222362, 331274, 412958, 1159459, 1445353, 2153281, 2318918, 2890706, 4306562, 8116213, 15072967, 16232426, 30145934, 105510769, 211021538]

約数ペア:

[(1, 211021538), (2, 105510769), (7, 30145934), (13, 16232426), (14, 15072967), (26, 8116213), (49, 4306562), (73, 2890706), (91, 2318918), (98, 2153281), (146, 1445353), (182, 1159459), (511, 412958), (637, 331274), (949, 222362), (1022, 206479), (1274, 165637), (1898, 111181), (2269, 93002), (3577, 58994), (4538, 46501), (6643, 31766), (7154, 29497), (13286, 15883)]