402566

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:227

約数の個数: 16

約数和(自身を含む): 642048

約数和(自身を除く): 239482

約数列:

[1, 2, 31, 43, 62, 86, 151, 302, 1333, 2666, 4681, 6493, 9362, 12986, 201283, 402566]

約数ペア:

[(1, 402566), (2, 201283), (31, 12986), (43, 9362), (62, 6493), (86, 4681), (151, 2666), (302, 1333)]