1288712206

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{821}}^1\times {\mathrm{4999}}^1$

素因数の和:5979

約数の個数: 16

約数和(自身を含む): 1948140000

約数和(自身を除く): 659427794

約数列:

[1, 2, 157, 314, 821, 1642, 4999, 9998, 128897, 257794, 784843, 1569686, 4104179, 8208358, 644356103, 1288712206]

約数ペア:

[(1, 1288712206), (2, 644356103), (157, 8208358), (314, 4104179), (821, 1569686), (1642, 784843), (4999, 257794), (9998, 128897)]