221585546

素因数分解:

$2^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{24847}}^1$

素因数の和:24883

約数の個数: 32

約数和(自身を含む): 417446400

約数和(自身を除く): 195860854

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 343, 637, 686, 1274, 4459, 8918, 24847, 49694, 173929, 323011, 347858, 646022, 1217503, 2261077, 2435006, 4522154, 8522521, 15827539, 17045042, 31655078, 110792773, 221585546]

約数ペア:

[(1, 221585546), (2, 110792773), (7, 31655078), (13, 17045042), (14, 15827539), (26, 8522521), (49, 4522154), (91, 2435006), (98, 2261077), (182, 1217503), (343, 646022), (637, 347858), (686, 323011), (1274, 173929), (4459, 49694), (8918, 24847)]