201812115

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{312887}}^1$

素因数の和:312938

約数の個数: 16

約数和(自身を含む): 330409728

約数和(自身を除く): 128597613

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 312887, 938661, 1564435, 4693305, 13454141, 40362423, 67270705, 201812115]

約数ペア:

[(1, 201812115), (3, 67270705), (5, 40362423), (15, 13454141), (43, 4693305), (129, 1564435), (215, 938661), (645, 312887)]