199553205

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1\times {\mathrm{1621}}^1$

素因数の和:1941

約数の個数: 32

約数和(自身を含む): 331666560

約数和(自身を除く): 132113355

約数列:

[1, 3, 5, 15, 29, 87, 145, 283, 435, 849, 1415, 1621, 4245, 4863, 8105, 8207, 24315, 24621, 41035, 47009, 123105, 141027, 235045, 458743, 705135, 1376229, 2293715, 6881145, 13303547, 39910641, 66517735, 199553205]

約数ペア:

[(1, 199553205), (3, 66517735), (5, 39910641), (15, 13303547), (29, 6881145), (87, 2293715), (145, 1376229), (283, 705135), (435, 458743), (849, 235045), (1415, 141027), (1621, 123105), (4245, 47009), (4863, 41035), (8105, 24621), (8207, 24315)]