198797665

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{677}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 275322240

約数和(自身を除く): 76524575

約数列:

[1, 5, 11, 19, 55, 95, 209, 281, 677, 1045, 1405, 3091, 3385, 5339, 7447, 12863, 15455, 26695, 37235, 58729, 64315, 141493, 190237, 293645, 707465, 951185, 2092607, 3614503, 10463035, 18072515, 39759533, 198797665]

約数ペア:

[(1, 198797665), (5, 39759533), (11, 18072515), (19, 10463035), (55, 3614503), (95, 2092607), (209, 951185), (281, 707465), (677, 293645), (1045, 190237), (1405, 141493), (3091, 64315), (3385, 58729), (5339, 37235), (7447, 26695), (12863, 15455)]