48966981

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 77011968

約数和(自身を除く): 28044987

約数列:

[1, 3, 7, 21, 43, 129, 211, 257, 301, 633, 771, 903, 1477, 1799, 4431, 5397, 9073, 11051, 27219, 33153, 54227, 63511, 77357, 162681, 190533, 232071, 379589, 1138767, 2331761, 6995283, 16322327, 48966981]

約数ペア:

[(1, 48966981), (3, 16322327), (7, 6995283), (21, 2331761), (43, 1138767), (129, 379589), (211, 232071), (257, 190533), (301, 162681), (633, 77357), (771, 63511), (903, 54227), (1477, 33153), (1799, 27219), (4431, 11051), (5397, 9073)]