233993990

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{2371}}^1$

素因数の和:2588

約数の個数: 32

約数和(自身を含む): 430375680

約数和(自身を除く): 196381690

約数列:

[1, 2, 5, 10, 71, 139, 142, 278, 355, 695, 710, 1390, 2371, 4742, 9869, 11855, 19738, 23710, 49345, 98690, 168341, 329569, 336682, 659138, 841705, 1647845, 1683410, 3295690, 23399399, 46798798, 116996995, 233993990]

約数ペア:

[(1, 233993990), (2, 116996995), (5, 46798798), (10, 23399399), (71, 3295690), (139, 1683410), (142, 1647845), (278, 841705), (355, 659138), (695, 336682), (710, 329569), (1390, 168341), (2371, 98690), (4742, 49345), (9869, 23710), (11855, 19738)]