716319

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 1123200

約数和(自身を除く): 406881

約数列:

[1, 3, 9, 19, 57, 59, 71, 171, 177, 213, 531, 639, 1121, 1349, 3363, 4047, 4189, 10089, 12141, 12567, 37701, 79591, 238773, 716319]

約数ペア:

[(1, 716319), (3, 238773), (9, 79591), (19, 37701), (57, 12567), (59, 12141), (71, 10089), (171, 4189), (177, 4047), (213, 3363), (531, 1349), (639, 1121)]