80473911

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1451}}^1$

素因数の和:1619

約数の個数: 32

約数和(自身を含む): 130099200

約数和(自身を除く): 49625289

約数列:

[1, 3, 7, 19, 21, 57, 133, 139, 399, 417, 973, 1451, 2641, 2919, 4353, 7923, 10157, 18487, 27569, 30471, 55461, 82707, 192983, 201689, 578949, 605067, 1411823, 3832091, 4235469, 11496273, 26824637, 80473911]

約数ペア:

[(1, 80473911), (3, 26824637), (7, 11496273), (19, 4235469), (21, 3832091), (57, 1411823), (133, 605067), (139, 578949), (399, 201689), (417, 192983), (973, 82707), (1451, 55461), (2641, 30471), (2919, 27569), (4353, 18487), (7923, 10157)]