47778921

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{3001}}^1$

素因数の和:3097

約数の個数: 24

約数和(自身を含む): 72588360

約数和(自身を除く): 24809439

約数列:

[1, 3, 9, 29, 61, 87, 183, 261, 549, 1769, 3001, 5307, 9003, 15921, 27009, 87029, 183061, 261087, 549183, 783261, 1647549, 5308769, 15926307, 47778921]

約数ペア:

[(1, 47778921), (3, 15926307), (9, 5308769), (29, 1647549), (61, 783261), (87, 549183), (183, 261087), (261, 183061), (549, 87029), (1769, 27009), (3001, 15921), (5307, 9003)]