1220893995

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{16057}}^1$

素因数の和:16239

約数の個数: 32

約数和(自身を含む): 2020995648

約数和(自身を除く): 800101653

約数列:

[1, 3, 5, 15, 37, 111, 137, 185, 411, 555, 685, 2055, 5069, 15207, 16057, 25345, 48171, 76035, 80285, 240855, 594109, 1782327, 2199809, 2970545, 6599427, 8911635, 10999045, 32997135, 81392933, 244178799, 406964665, 1220893995]

約数ペア:

[(1, 1220893995), (3, 406964665), (5, 244178799), (15, 81392933), (37, 32997135), (111, 10999045), (137, 8911635), (185, 6599427), (411, 2970545), (555, 2199809), (685, 1782327), (2055, 594109), (5069, 240855), (15207, 80285), (16057, 76035), (25345, 48171)]