421718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:703

約数の個数: 16

約数和(自身を含む): 714960

約数和(自身を除く): 293242

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 661, 1322, 7271, 14542, 19169, 38338, 210859, 421718]

約数ペア:

[(1, 421718), (2, 210859), (11, 38338), (22, 19169), (29, 14542), (58, 7271), (319, 1322), (638, 661)]