201867895

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1\times {\mathrm{1979}}^1$

素因数の和:2894

約数の個数: 16

約数和(自身を含む): 253186560

約数和(自身を除く): 51318665

約数列:

[1, 5, 23, 115, 887, 1979, 4435, 9895, 20401, 45517, 102005, 227585, 1755373, 8776865, 40373579, 201867895]

約数ペア:

[(1, 201867895), (5, 40373579), (23, 8776865), (115, 1755373), (887, 227585), (1979, 102005), (4435, 45517), (9895, 20401)]