1257789124

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 2282515200

約数和(自身を除く): 1024726076

約数列:

[1, 2, 4, 67, 73, 134, 146, 239, 268, 269, 292, 478, 538, 956, 1076, 4891, 9782, 16013, 17447, 18023, 19564, 19637, 32026, 34894, 36046, 39274, 64052, 64291, 69788, 72092, 78548, 128582, 257164, 1168949, 1315679, 2337898, 2631358, 4307497, 4675796, 4693243, 5262716, 8614994, 9386486, 17229988, 18772972, 314447281, 628894562, 1257789124]

約数ペア:

[(1, 1257789124), (2, 628894562), (4, 314447281), (67, 18772972), (73, 17229988), (134, 9386486), (146, 8614994), (239, 5262716), (268, 4693243), (269, 4675796), (292, 4307497), (478, 2631358), (538, 2337898), (956, 1315679), (1076, 1168949), (4891, 257164), (9782, 128582), (16013, 78548), (17447, 72092), (18023, 69788), (19564, 64291), (19637, 64052), (32026, 39274), (34894, 36046)]