2520657

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 3818880

約数和(自身を除く): 1298223

約数列:

[1, 3, 9, 47, 59, 101, 141, 177, 303, 423, 531, 909, 2773, 4747, 5959, 8319, 14241, 17877, 24957, 42723, 53631, 280073, 840219, 2520657]

約数ペア:

[(1, 2520657), (3, 840219), (9, 280073), (47, 53631), (59, 42723), (101, 24957), (141, 17877), (177, 14241), (303, 8319), (423, 5959), (531, 4747), (909, 2773)]