30878965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6691}}^1$

素因数の和:6780

約数の個数: 16

約数和(自身を含む): 40473216

約数和(自身を除く): 9594251

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 6691, 33455, 86983, 434915, 475061, 2375305, 6175793, 30878965]

約数ペア:

[(1, 30878965), (5, 6175793), (13, 2375305), (65, 475061), (71, 434915), (355, 86983), (923, 33455), (4615, 6691)]