221708068

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{523}}^1\times {\mathrm{809}}^1$

素因数の和:1467

約数の個数: 24

約数和(自身を含む): 392182560

約数和(自身を除く): 170474492

約数列:

[1, 2, 4, 131, 262, 523, 524, 809, 1046, 1618, 2092, 3236, 68513, 105979, 137026, 211958, 274052, 423107, 423916, 846214, 1692428, 55427017, 110854034, 221708068]

約数ペア:

[(1, 221708068), (2, 110854034), (4, 55427017), (131, 1692428), (262, 846214), (523, 423916), (524, 423107), (809, 274052), (1046, 211958), (1618, 137026), (2092, 105979), (3236, 68513)]