138644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:175

約数の個数: 24

約数和(自身を含む): 278208

約数和(自身を除く): 139564

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 137, 253, 274, 506, 548, 1012, 1507, 3014, 3151, 6028, 6302, 12604, 34661, 69322, 138644]

約数ペア:

[(1, 138644), (2, 69322), (4, 34661), (11, 12604), (22, 6302), (23, 6028), (44, 3151), (46, 3014), (92, 1507), (137, 1012), (253, 548), (274, 506)]