13271805

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12823}}^1$

素因数の和:12857

約数の個数: 24

約数和(自身を含む): 24006528

約数和(自身を除く): 10734723

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 12823, 38469, 64115, 115407, 192345, 294929, 577035, 884787, 1474645, 2654361, 4423935, 13271805]

約数ペア:

[(1, 13271805), (3, 4423935), (5, 2654361), (9, 1474645), (15, 884787), (23, 577035), (45, 294929), (69, 192345), (115, 115407), (207, 64115), (345, 38469), (1035, 12823)]