220967547

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{81749}}^1$

素因数の和:81822

約数の個数: 16

約数和(自身を含む): 317844000

約数和(自身を除く): 96876453

約数列:

[1, 3, 17, 51, 53, 159, 901, 2703, 81749, 245247, 1389733, 4169199, 4332697, 12998091, 73655849, 220967547]

約数ペア:

[(1, 220967547), (3, 73655849), (17, 12998091), (51, 4332697), (53, 4169199), (159, 1389733), (901, 245247), (2703, 81749)]