180804969

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{17921}}^1$

素因数の和:18005

約数の個数: 24

約数和(自身を含む): 279583200

約数和(自身を除く): 98778231

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 531, 1121, 3363, 10089, 17921, 53763, 161289, 340499, 1021497, 1057339, 3064491, 3172017, 9516051, 20089441, 60268323, 180804969]

約数ペア:

[(1, 180804969), (3, 60268323), (9, 20089441), (19, 9516051), (57, 3172017), (59, 3064491), (171, 1057339), (177, 1021497), (531, 340499), (1121, 161289), (3363, 53763), (10089, 17921)]