220105655

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{51973}}^1$

素因数の和:52007

約数の個数: 24

約数和(自身を含む): 331802016

約数和(自身を除く): 111696361

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 385, 605, 847, 4235, 51973, 259865, 363811, 571703, 1819055, 2858515, 4001921, 6288733, 20009605, 31443665, 44021131, 220105655]

約数ペア:

[(1, 220105655), (5, 44021131), (7, 31443665), (11, 20009605), (35, 6288733), (55, 4001921), (77, 2858515), (121, 1819055), (385, 571703), (605, 363811), (847, 259865), (4235, 51973)]