16220397

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{571}}^1$

素因数の和:1148

約数の個数: 16

約数和(自身を含む): 22980672

約数和(自身を除く): 6760275

約数列:

[1, 3, 17, 51, 557, 571, 1671, 1713, 9469, 9707, 28407, 29121, 318047, 954141, 5406799, 16220397]

約数ペア:

[(1, 16220397), (3, 5406799), (17, 954141), (51, 318047), (557, 29121), (571, 28407), (1671, 9707), (1713, 9469)]