13381905

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{30763}}^1$

素因数の和:30800

約数の個数: 16

約数和(自身を含む): 22150080

約数和(自身を除く): 8768175

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 30763, 92289, 153815, 461445, 892127, 2676381, 4460635, 13381905]

約数ペア:

[(1, 13381905), (3, 4460635), (5, 2676381), (15, 892127), (29, 461445), (87, 153815), (145, 92289), (435, 30763)]