13258515

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{6359}}^1$

素因数の和:6506

約数の個数: 16

約数和(自身を含む): 21369600

約数和(自身を除く): 8111085

約数列:

[1, 3, 5, 15, 139, 417, 695, 2085, 6359, 19077, 31795, 95385, 883901, 2651703, 4419505, 13258515]

約数ペア:

[(1, 13258515), (3, 4419505), (5, 2651703), (15, 883901), (139, 95385), (417, 31795), (695, 19077), (2085, 6359)]