1398302521

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{79999}}^1$

素因数の和:80244

約数の個数: 16

約数和(自身を含む): 1751040000

約数和(自身を除く): 352737479

約数列:

[1, 7, 11, 77, 227, 1589, 2497, 17479, 79999, 559993, 879989, 6159923, 18159773, 127118411, 199757503, 1398302521]

約数ペア:

[(1, 1398302521), (7, 199757503), (11, 127118411), (77, 18159773), (227, 6159923), (1589, 879989), (2497, 559993), (17479, 79999)]