638089367028

素因数分解:

$2^2\times 3^1\times {\mathrm{257}}^1\times {\mathrm{521}}^1\times {\mathrm{397127}}^1$

素因数の和:397912

約数の個数: 48

約数和(自身を含む): 1497541094784

約数和(自身を除く): 859451727756

約数列:

[1, 2, 3, 4, 6, 12, 257, 514, 521, 771, 1028, 1042, 1542, 1563, 2084, 3084, 3126, 6252, 133897, 267794, 397127, 401691, 535588, 794254, 803382, 1191381, 1588508, 1606764, 2382762, 4765524, 102061639, 204123278, 206903167, 306184917, 408246556, 413806334, 612369834, 620709501, 827612668, 1224739668, 1241419002, 2482838004, 53174113919, 106348227838, 159522341757, 212696455676, 319044683514, 638089367028]

約数ペア:

[(1, 638089367028), (2, 319044683514), (3, 212696455676), (4, 159522341757), (6, 106348227838), (12, 53174113919), (257, 2482838004), (514, 1241419002), (521, 1224739668), (771, 827612668), (1028, 620709501), (1042, 612369834), (1542, 413806334), (1563, 408246556), (2084, 306184917), (3084, 206903167), (3126, 204123278), (6252, 102061639), (133897, 4765524), (267794, 2382762), (397127, 1606764), (401691, 1588508), (535588, 1191381), (794254, 803382)]