17421315

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{1381}}^1$

素因数の和:1447

約数の個数: 24

約数和(自身を含む): 28889328

約数和(自身を除く): 11468013

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 841, 1381, 2523, 4143, 4205, 6905, 12615, 20715, 40049, 120147, 200245, 600735, 1161421, 3484263, 5807105, 17421315]

約数ペア:

[(1, 17421315), (3, 5807105), (5, 3484263), (15, 1161421), (29, 600735), (87, 200245), (145, 120147), (435, 40049), (841, 20715), (1381, 12615), (2523, 6905), (4143, 4205)]