31019191

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^2\times {\mathrm{67}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 38526080

約数和(自身を除く): 7506889

約数列:

[1, 7, 19, 59, 67, 133, 413, 469, 1121, 1273, 3481, 3953, 7847, 8911, 24367, 27671, 66139, 75107, 233227, 462973, 525749, 1632589, 4431313, 31019191]

約数ペア:

[(1, 31019191), (7, 4431313), (19, 1632589), (59, 525749), (67, 462973), (133, 233227), (413, 75107), (469, 66139), (1121, 27671), (1273, 24367), (3481, 8911), (3953, 7847)]