6645639

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2213}}^1$

素因数の和:2247

約数の個数: 32

約数和(自身を含む): 11902464

約数和(自身を除く): 5256825

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 231, 273, 429, 1001, 2213, 3003, 6639, 15491, 24343, 28769, 46473, 73029, 86307, 170401, 201383, 316459, 511203, 604149, 949377, 2215213, 6645639]

約数ペア:

[(1, 6645639), (3, 2215213), (7, 949377), (11, 604149), (13, 511203), (21, 316459), (33, 201383), (39, 170401), (77, 86307), (91, 73029), (143, 46473), (231, 28769), (273, 24343), (429, 15491), (1001, 6639), (2213, 3003)]