427689772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 806256640

約数和(自身を除く): 378566868

約数列:

[1, 2, 4, 19, 38, 73, 76, 127, 146, 254, 292, 508, 607, 1214, 1387, 2413, 2428, 2774, 4826, 5548, 9271, 9652, 11533, 18542, 23066, 37084, 44311, 46132, 77089, 88622, 154178, 176149, 177244, 308356, 352298, 704596, 841909, 1464691, 1683818, 2929382, 3367636, 5627497, 5858764, 11254994, 22509988, 106922443, 213844886, 427689772]

約数ペア:

[(1, 427689772), (2, 213844886), (4, 106922443), (19, 22509988), (38, 11254994), (73, 5858764), (76, 5627497), (127, 3367636), (146, 2929382), (254, 1683818), (292, 1464691), (508, 841909), (607, 704596), (1214, 352298), (1387, 308356), (2413, 177244), (2428, 176149), (2774, 154178), (4826, 88622), (5548, 77089), (9271, 46132), (9652, 44311), (11533, 37084), (18542, 23066)]