28152347210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{216556517}}^1$

素因数の和:216556537

約数の個数: 16

約数和(自身を含む): 54572242536

約数和(自身を除く): 26419895326

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 216556517, 433113034, 1082782585, 2165565170, 2815234721, 5630469442, 14076173605, 28152347210]

約数ペア:

[(1, 28152347210), (2, 14076173605), (5, 5630469442), (10, 2815234721), (13, 2165565170), (26, 1082782585), (65, 433113034), (130, 216556517)]