201989949

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{50359}}^1$

素因数の和:50560

約数の個数: 16

約数和(自身を含む): 309411840

約数和(自身を除く): 107421891

約数列:

[1, 3, 7, 21, 191, 573, 1337, 4011, 50359, 151077, 352513, 1057539, 9618569, 28855707, 67329983, 201989949]

約数ペア:

[(1, 201989949), (3, 67329983), (7, 28855707), (21, 9618569), (191, 1057539), (573, 352513), (1337, 151077), (4011, 50359)]