645156639

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{17137}}^1$

素因数の和:17279

約数の個数: 24

約数和(自身を含む): 962470080

約数和(自身を除く): 317313441

約数列:

[1, 3, 9, 47, 89, 141, 267, 423, 801, 4183, 12549, 17137, 37647, 51411, 154233, 805439, 1525193, 2416317, 4575579, 7248951, 13726737, 71684071, 215052213, 645156639]

約数ペア:

[(1, 645156639), (3, 215052213), (9, 71684071), (47, 13726737), (89, 7248951), (141, 4575579), (267, 2416317), (423, 1525193), (801, 805439), (4183, 154233), (12549, 51411), (17137, 37647)]