1898722441

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{72313}}^1$

素因数の和:72373

約数の個数: 24

約数和(自身を含む): 2462147072

約数和(自身を除く): 563424631

約数列:

[1, 7, 11, 31, 77, 121, 217, 341, 847, 2387, 3751, 26257, 72313, 506191, 795443, 2241703, 5568101, 8749873, 15691921, 24658733, 61249111, 172611131, 271246063, 1898722441]

約数ペア:

[(1, 1898722441), (7, 271246063), (11, 172611131), (31, 61249111), (77, 24658733), (121, 15691921), (217, 8749873), (341, 5568101), (847, 2241703), (2387, 795443), (3751, 506191), (26257, 72313)]