66647516

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{5189}}^1$

素因数の和:5238

約数の個数: 36

約数和(自身を含む): 132967800

約数和(自身を除く): 66320284

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 494, 676, 988, 3211, 5189, 6422, 10378, 12844, 20756, 67457, 98591, 134914, 197182, 269828, 394364, 876941, 1281683, 1753882, 2563366, 3507764, 5126732, 16661879, 33323758, 66647516]

約数ペア:

[(1, 66647516), (2, 33323758), (4, 16661879), (13, 5126732), (19, 3507764), (26, 2563366), (38, 1753882), (52, 1281683), (76, 876941), (169, 394364), (247, 269828), (338, 197182), (494, 134914), (676, 98591), (988, 67457), (3211, 20756), (5189, 12844), (6422, 10378)]