199339705

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{7639}}^1$

素因数の和:7968

約数の個数: 16

約数和(自身を含む): 254136960

約数和(自身を除く): 54797255

約数列:

[1, 5, 17, 85, 307, 1535, 5219, 7639, 26095, 38195, 129863, 649315, 2345173, 11725865, 39867941, 199339705]

約数ペア:

[(1, 199339705), (5, 39867941), (17, 11725865), (85, 2345173), (307, 649315), (1535, 129863), (5219, 38195), (7639, 26095)]