9978969

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3323}}^1$

素因数の和:3357

約数の個数: 32

約数和(自身を含む): 17869824

約数和(自身を除く): 7890855

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 3003, 3323, 9969, 23261, 36553, 43199, 69783, 109659, 129597, 255871, 302393, 475189, 767613, 907179, 1425567, 3326323, 9978969]

約数ペア:

[(1, 9978969), (3, 3326323), (7, 1425567), (11, 907179), (13, 767613), (21, 475189), (33, 302393), (39, 255871), (77, 129597), (91, 109659), (143, 69783), (231, 43199), (273, 36553), (429, 23261), (1001, 9969), (3003, 3323)]