172710505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{31091}}^1$

素因数の和:31208

約数の個数: 16

約数和(自身を含む): 228339648

約数和(自身を除く): 55629143

約数列:

[1, 5, 11, 55, 101, 505, 1111, 5555, 31091, 155455, 342001, 1710005, 3140191, 15700955, 34542101, 172710505]

約数ペア:

[(1, 172710505), (5, 34542101), (11, 15700955), (55, 3140191), (101, 1710005), (505, 342001), (1111, 155455), (5555, 31091)]