13897815

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{743}}^1$

素因数の和:823

約数の個数: 32

約数和(自身を含む): 23569920

約数和(自身を除く): 9672105

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 215, 435, 645, 743, 1247, 2229, 3715, 3741, 6235, 11145, 18705, 21547, 31949, 64641, 95847, 107735, 159745, 323205, 479235, 926521, 2779563, 4632605, 13897815]

約数ペア:

[(1, 13897815), (3, 4632605), (5, 2779563), (15, 926521), (29, 479235), (43, 323205), (87, 159745), (129, 107735), (145, 95847), (215, 64641), (435, 31949), (645, 21547), (743, 18705), (1247, 11145), (2229, 6235), (3715, 3741)]