1222762

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:261

約数の個数: 16

約数和(自身を含む): 1900800

約数和(自身を除く): 678038

約数列:

[1, 2, 71, 79, 109, 142, 158, 218, 5609, 7739, 8611, 11218, 15478, 17222, 611381, 1222762]

約数ペア:

[(1, 1222762), (2, 611381), (71, 17222), (79, 15478), (109, 11218), (142, 8611), (158, 7739), (218, 5609)]