78387407

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{313}}^1$

素因数の和:615

約数の個数: 24

約数和(自身を含む): 96649200

約数和(自身を除く): 18261793

約数列:

[1, 7, 19, 49, 133, 269, 313, 931, 1883, 2191, 5111, 5947, 13181, 15337, 35777, 41629, 84197, 250439, 291403, 589379, 1599743, 4125653, 11198201, 78387407]

約数ペア:

[(1, 78387407), (7, 11198201), (19, 4125653), (49, 1599743), (133, 589379), (269, 291403), (313, 250439), (931, 84197), (1883, 41629), (2191, 35777), (5111, 15337), (5947, 13181)]