1281693895

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{683}}^1\times {\mathrm{4217}}^1$

素因数の和:4994

約数の個数: 16

約数和(自身を含む): 1557960480

約数和(自身を除く): 276266585

約数列:

[1, 5, 89, 445, 683, 3415, 4217, 21085, 60787, 303935, 375313, 1876565, 2880211, 14401055, 256338779, 1281693895]

約数ペア:

[(1, 1281693895), (5, 256338779), (89, 14401055), (445, 2880211), (683, 1876565), (3415, 375313), (4217, 303935), (21085, 60787)]