209149775

素因数分解:

$5^2\times {\mathrm{191}}^1\times {\mathrm{43801}}^1$

素因数の和:44002

約数の個数: 12

約数和(自身を含む): 260709504

約数和(自身を除く): 51559729

約数列:

[1, 5, 25, 191, 955, 4775, 43801, 219005, 1095025, 8365991, 41829955, 209149775]

約数ペア:

[(1, 209149775), (5, 41829955), (25, 8365991), (191, 1095025), (955, 219005), (4775, 43801)]