328972

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 680960

約数和(自身を除く): 351988

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 379, 434, 758, 868, 1516, 2653, 5306, 10612, 11749, 23498, 46996, 82243, 164486, 328972]

約数ペア:

[(1, 328972), (2, 164486), (4, 82243), (7, 46996), (14, 23498), (28, 11749), (31, 10612), (62, 5306), (124, 2653), (217, 1516), (379, 868), (434, 758)]