13280405

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{1367}}^1$

素因数の和:1468

約数の個数: 16

約数和(自身を含む): 16744320

約数和(自身を除く): 3463915

約数列:

[1, 5, 29, 67, 145, 335, 1367, 1943, 6835, 9715, 39643, 91589, 198215, 457945, 2656081, 13280405]

約数ペア:

[(1, 13280405), (5, 2656081), (29, 457945), (67, 198215), (145, 91589), (335, 39643), (1367, 9715), (1943, 6835)]