254155538

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{3181}}^1$

素因数の和:3642

約数の個数: 32

約数和(自身を含む): 470426880

約数和(自身を除く): 216271342

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 439, 878, 3073, 3181, 5707, 6146, 6362, 11414, 22267, 39949, 41353, 44534, 79898, 82706, 289471, 578942, 1396459, 2792918, 9775213, 18153967, 19550426, 36307934, 127077769, 254155538]

約数ペア:

[(1, 254155538), (2, 127077769), (7, 36307934), (13, 19550426), (14, 18153967), (26, 9775213), (91, 2792918), (182, 1396459), (439, 578942), (878, 289471), (3073, 82706), (3181, 79898), (5707, 44534), (6146, 41353), (6362, 39949), (11414, 22267)]