221082970

素因数分解:

$2^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{61583}}^1$

素因数の和:61949

約数の個数: 16

約数和(自身を含む): 399064320

約数和(自身を除く): 177981350

約数列:

[1, 2, 5, 10, 359, 718, 1795, 3590, 61583, 123166, 307915, 615830, 22108297, 44216594, 110541485, 221082970]

約数ペア:

[(1, 221082970), (2, 110541485), (5, 44216594), (10, 22108297), (359, 615830), (718, 307915), (1795, 123166), (3590, 61583)]