211698938

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{28219}}^1$

素因数の和:28274

約数の個数: 24

約数和(自身を含む): 360312960

約数和(自身を除く): 148614022

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 3751, 7502, 28219, 56438, 310409, 620818, 874789, 1749578, 3414499, 6828998, 9622679, 19245358, 105849469, 211698938]

約数ペア:

[(1, 211698938), (2, 105849469), (11, 19245358), (22, 9622679), (31, 6828998), (62, 3414499), (121, 1749578), (242, 874789), (341, 620818), (682, 310409), (3751, 56438), (7502, 28219)]