1678061

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:105

約数の個数: 32

約数和(自身を含む): 2334720

約数和(自身を除く): 656659

約数列:

[1, 7, 11, 19, 31, 37, 77, 133, 209, 217, 259, 341, 407, 589, 703, 1147, 1463, 2387, 2849, 4123, 4921, 6479, 7733, 8029, 12617, 21793, 45353, 54131, 88319, 152551, 239723, 1678061]

約数ペア:

[(1, 1678061), (7, 239723), (11, 152551), (19, 88319), (31, 54131), (37, 45353), (77, 21793), (133, 12617), (209, 8029), (217, 7733), (259, 6479), (341, 4921), (407, 4123), (589, 2849), (703, 2387), (1147, 1463)]