1520243417

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{142039}}^1$

素因数の和:142196

約数の個数: 16

約数和(自身を含む): 1909017600

約数和(自身を除く): 388774183

約数列:

[1, 7, 11, 77, 139, 973, 1529, 10703, 142039, 994273, 1562429, 10937003, 19743421, 138203947, 217177631, 1520243417]

約数ペア:

[(1, 1520243417), (7, 217177631), (11, 138203947), (77, 19743421), (139, 10937003), (973, 1562429), (1529, 994273), (10703, 142039)]