263485992974

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{1289}}^1\times {\mathrm{19927}}^1$

素因数の和:21464

約数の個数: 32

約数和(自身を含む): 414604431360

約数和(自身を除く): 151118438386

約数列:

[1, 2, 23, 46, 223, 446, 1289, 2578, 5129, 10258, 19927, 29647, 39854, 59294, 287447, 458321, 574894, 916642, 4443721, 6611281, 8887442, 13222562, 25685903, 51371806, 102205583, 204411166, 590775769, 1181551538, 5727956369, 11455912738, 131742996487, 263485992974]

約数ペア:

[(1, 263485992974), (2, 131742996487), (23, 11455912738), (46, 5727956369), (223, 1181551538), (446, 590775769), (1289, 204411166), (2578, 102205583), (5129, 51371806), (10258, 25685903), (19927, 13222562), (29647, 8887442), (39854, 6611281), (59294, 4443721), (287447, 916642), (458321, 574894)]