221433608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{42649}}^1$

素因数の和:42725

約数の個数: 32

約数和(自身を含む): 460620000

約数和(自身を除く): 239186392

約数列:

[1, 2, 4, 8, 11, 22, 44, 59, 88, 118, 236, 472, 649, 1298, 2596, 5192, 42649, 85298, 170596, 341192, 469139, 938278, 1876556, 2516291, 3753112, 5032582, 10065164, 20130328, 27679201, 55358402, 110716804, 221433608]

約数ペア:

[(1, 221433608), (2, 110716804), (4, 55358402), (8, 27679201), (11, 20130328), (22, 10065164), (44, 5032582), (59, 3753112), (88, 2516291), (118, 1876556), (236, 938278), (472, 469139), (649, 341192), (1298, 170596), (2596, 85298), (5192, 42649)]