155520002

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{69991}}^1$

素因数の和:70105

約数の個数: 16

約数和(自身を含む): 257010624

約数和(自身を除く): 101490622

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 69991, 139982, 769901, 1539802, 7069091, 14138182, 77760001, 155520002]

約数ペア:

[(1, 155520002), (2, 77760001), (11, 14138182), (22, 7069091), (101, 1539802), (202, 769901), (1111, 139982), (2222, 69991)]