47664939

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1783}}^1$

素因数の和:1879

約数の個数: 32

約数和(自身を含む): 77639680

約数和(自身を除く): 29974741

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 201, 399, 469, 1273, 1407, 1783, 3819, 5349, 8911, 12481, 26733, 33877, 37443, 101631, 119461, 237139, 358383, 711417, 836227, 2269759, 2508681, 6809277, 15888313, 47664939]

約数ペア:

[(1, 47664939), (3, 15888313), (7, 6809277), (19, 2508681), (21, 2269759), (57, 836227), (67, 711417), (133, 358383), (201, 237139), (399, 119461), (469, 101631), (1273, 37443), (1407, 33877), (1783, 26733), (3819, 12481), (5349, 8911)]