2015990505

素因数分解:

$3^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{317729}}^1$

素因数の和:317790

約数の個数: 32

約数和(自身を含む): 3660249600

約数和(自身を除く): 1644259095

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 135, 141, 235, 423, 705, 1269, 2115, 6345, 317729, 953187, 1588645, 2859561, 4765935, 8578683, 14297805, 14933263, 42893415, 44799789, 74666315, 134399367, 223998945, 403198101, 671996835, 2015990505]

約数ペア:

[(1, 2015990505), (3, 671996835), (5, 403198101), (9, 223998945), (15, 134399367), (27, 74666315), (45, 44799789), (47, 42893415), (135, 14933263), (141, 14297805), (235, 8578683), (423, 4765935), (705, 2859561), (1269, 1588645), (2115, 953187), (6345, 317729)]