1278117

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:177

約数の個数: 24

約数和(自身を含む): 1965600

約数和(自身を除く): 687483

約数列:

[1, 3, 9, 29, 59, 83, 87, 177, 249, 261, 531, 747, 1711, 2407, 4897, 5133, 7221, 14691, 15399, 21663, 44073, 142013, 426039, 1278117]

約数ペア:

[(1, 1278117), (3, 426039), (9, 142013), (29, 44073), (59, 21663), (83, 15399), (87, 14691), (177, 7221), (249, 5133), (261, 4897), (531, 2407), (747, 1711)]