201220285

素因数分解:

$5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{55817}}^1$

素因数の和:55932

約数の個数: 16

約数和(自身を含む): 278643456

約数和(自身を除く): 77423171

約数列:

[1, 5, 7, 35, 103, 515, 721, 3605, 55817, 279085, 390719, 1953595, 5749151, 28745755, 40244057, 201220285]

約数ペア:

[(1, 201220285), (5, 40244057), (7, 28745755), (35, 5749151), (103, 1953595), (515, 390719), (721, 279085), (3605, 55817)]