12960717

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2953}}^1$

素因数の和:2993

約数の個数: 32

約数和(自身を含む): 22686720

約数和(自身を除く): 9726003

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 209, 231, 399, 627, 1463, 2953, 4389, 8859, 20671, 32483, 56107, 62013, 97449, 168321, 227381, 392749, 617177, 682143, 1178247, 1851531, 4320239, 12960717]

約数ペア:

[(1, 12960717), (3, 4320239), (7, 1851531), (11, 1178247), (19, 682143), (21, 617177), (33, 392749), (57, 227381), (77, 168321), (133, 97449), (209, 62013), (231, 56107), (399, 32483), (627, 20671), (1463, 8859), (2953, 4389)]