16260447

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 26449920

約数和(自身を除く): 10189473

約数列:

[1, 3, 7, 19, 21, 57, 83, 133, 249, 399, 491, 581, 1473, 1577, 1743, 3437, 4731, 9329, 10311, 11039, 27987, 33117, 40753, 65303, 122259, 195909, 285271, 774307, 855813, 2322921, 5420149, 16260447]

約数ペア:

[(1, 16260447), (3, 5420149), (7, 2322921), (19, 855813), (21, 774307), (57, 285271), (83, 195909), (133, 122259), (249, 65303), (399, 40753), (491, 33117), (581, 27987), (1473, 11039), (1577, 10311), (1743, 9329), (3437, 4731)]