221961909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1621}}^1\times {\mathrm{3511}}^1$

素因数の和:5148

約数の個数: 16

約数和(自身を含む): 319001984

約数和(自身を除く): 97040075

約数列:

[1, 3, 13, 39, 1621, 3511, 4863, 10533, 21073, 45643, 63219, 136929, 5691331, 17073993, 73987303, 221961909]

約数ペア:

[(1, 221961909), (3, 73987303), (13, 17073993), (39, 5691331), (1621, 136929), (3511, 63219), (4863, 45643), (10533, 21073)]