86973715

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1\times {\mathrm{601}}^1$

素因数の和:990

約数の個数: 16

約数和(自身を含む): 105932736

約数和(自身を除く): 18959021

約数列:

[1, 5, 103, 281, 515, 601, 1405, 3005, 28943, 61903, 144715, 168881, 309515, 844405, 17394743, 86973715]

約数ペア:

[(1, 86973715), (5, 17394743), (103, 844405), (281, 309515), (515, 168881), (601, 144715), (1405, 61903), (3005, 28943)]