68320515

素因数分解:

$3^1\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{2729}}^1$

素因数の和:4406

約数の個数: 16

約数和(自身を含む): 109418400

約数和(自身を除く): 41097885

約数列:

[1, 3, 5, 15, 1669, 2729, 5007, 8187, 8345, 13645, 25035, 40935, 4554701, 13664103, 22773505, 68320515]

約数ペア:

[(1, 68320515), (3, 22773505), (5, 13664103), (15, 4554701), (1669, 40935), (2729, 25035), (5007, 13645), (8187, 8345)]